Filtration

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FILTRATION AND SEPARATION • Macrofiltration 975 • Membrane filters 976 to 982 • Filter papers 981 and 983 to 990 • Syringe filters 991 to 999 • Filtration plates 999 and 1000 • Filter units 1001 to 1008 • Filter caps 1008 and 1009 • Filter holder 1010 • Filtration systems and media 1010 to 1020 • Filter Funnels 1021 to 1025 • Filter booms, systems and accessories 1023 and 1024 • Chromatography 1025 • Filtration - dialysis 1026 to 1029 An extraordinary adventure

975 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl Macrofiltration Single-strand nylon cloth for pre-filtering, filtering and sieving work. hHighly rigorous manufacturing for increased reproducibility hIdeal for culture: removal of cell debris, cell sieving, coarse particle filtration, solvent pre-filtering hOperating temperature: -40 °C to +115 °C in dry conditions hRange available in a wide choice of materials for use in special conditions (aggressive solutions, high temperature, etc.) hPresented in lengths to be cut to size Cat. No. Mesh opening (µm) Open area (%) Cloth Thickness (µm) Wire Ø (µm) Weight (g/m2) Coupon Dim. (cm) € 074001 1000 44 890 515 330 110 x 100 N/A - 074002 500 38 580 315 225 115 x 100 N/A - 074003 300 51 200 122 75 102 x 100 N/A - 074004 250 50 170 103 55 102 x 100 N/A - 074005 200 47 150 92 60 102 x 100 N/A - 074006 150 50 95 62 35 102 x 100 N/A - 074018 110 NC NC NC NC 102 x 102 N/A - 074007 100 44 80 51 30 102 x 100 N/A - 074008 80 29 125 77 67 102 x 100 N/A - 074009 60 35 75 47 34 110 x 100 N/A - 074010 50 37 50 33 20 102 x 100 N/A - 074011 48 31 60 38 30 102 x 100 N/A - 074012 37 24 60 39 35 102 x 100 N/A - 074013 31 24 55 33 30 102 x 100 N/A - 074017 20 NC NC NC NC 102 x 100 N/A - 074014 11 6 65 36 45 102 x 100 N/A - 074015 5 1 100 37 60 115 x 100 N/A - 074016 1 1 75 37 60 115 x 100 N/A - Filtration fabric for medical use or bacteriological applications. hManufactured in a BPF/GMP clean room class ISO 7 hLow extractables (< 1000 mg/m2 of fabric) hBiocompatibility USP class VI hCompliant with ISO 10993, ISO 9001:2008, ISO 14001, and ISO 16949 hRange available in PET Cat. No. Opening mesh (μm) Area opening (%) Thickness fabric (μm) Wire Ø (μm) Weight (g/m2) Dim. Cloth length (cm) € 987447 5 1 100 37 60 115 x 100 293 - 987448 15 10 60 35 40 102 x 100 265 - 987449 30 18 60 40 35 102 x 100 210 - 987450 36 28 50 33 25 154 x 100 367 - 987451 41 31 50 33 25 102 x 100 184.90 - 987452 60 42 50 33 20 108 x 100 132.40 - 987453 170 54 100 62 32 102 x 100 89.50 - 987454 200 47 150 92 55 102 x 100 82 - Cat. No. Description 074021 Pack of non-folded white filter paper 42 x 52 cm, 64 g/m2 (7kg) N/A - 074020 Pack of folded white filter paper, 42 x 52 cm, 64 g/m2 (7kg) N/A - 074029 Joseph paper 35 x 50 cm (500 sheets) N/A - 074082 Joseph paper 15 x 15 cm (200 sheets) N/A - 074155 Joseph paper non-folded 35 x 50 cm (800 sheets) N/A - 074156 Joseph paper folded 35 x 50 cm (800 sheets) N/A - 074157 Joseph paper 35 x 50 cm (40 sheets) N/A - € Borosilicate or extra fine glass wool string. Cat. No. Description 001765 Borosilicate glass wool string 230 g (4 bags) N/A - 068558 Extra fine glass wool 1 kg N/A - 068556 Extra fine glass wool 30 g N/A - € Pyrogenic Cytotoxic Hemo lytic Nitex nylon filtration cloth (sifting fabric) Medifab polyamide filter fabric Pack of filter paper, Joseph paper Glass wool Find the germination test papers: page 1028 TIP

976 Filtration PTFE membrane without weft. Other diameters available on request. hHydrophobic filter (made hydrophilic by wetting with methanol) hUse up to 260 °C h Applications hFiltration under extreme chemical and thermal conditions hClarification of acids, bases hClarification of aviation fuels hAnalysis of hydraulic fluids Other diameters and pore sizes available on request. Black membranes €/ box of 100 Cat. No. €/ box of 100 Cat. No. ø (mm) Porosity (µm) €/ box of 100 Cat. No. 13 mm ø 25 mm ø 47 mm ø 5.0 044187 N/A - 044188 N/A - 044189 N/A - 10.0 044184 N/A - 044185 N/A - 044186 N/A - €/ box of 100 Cat. No. €/ box of 100 Cat. No. ø (mm) Porosity (µm) €/ box of 100 Cat. No. 13 mm ø 25 mm ø 47 mm ø 0.22 044197 N/A - 044198 N/A - 044199 N/A - 0.45 044203 N/A - 044204 N/A - 044205 N/A - Polycarbonate membrane, translucent for microscopic observations. hPerfectly smooth surface for easy sample observation hCalibrated cylindrical pores hUse up to 140 °C hChemical compatibility: aqueous solutions, non-polar solvents, alcohols h Applications hAnalysis of particles and cells by scanning electron microscope hSplitting cells / particles hCell cultures hAsbestos analysis hEpifluorescence 142 mm ø ø (mm) Porosity (µm) €/ box of 50 Cat. No. 47 mm ø €/ box of 100 Cat. No. 25 mm ø €/ box of 100 Cat. No. 13 mm ø €/ box of 100 Cat. No. 0.1 044218 N/A - 044219 N/A - 044220 N/A - - - 0.22 044200 N/A - 044201 N/A - 044202 N/A - - - 0.4 044206 N/A - 044207 N/A - 044208 N/A - - - 0.8 051623 N/A - 051624 N/A - 051626 N/A - 051627 N/A - 1.2 044209 N/A - 044210 N/A - 044211 N/A - - - 5 044215 N/A - 044216 N/A - 044217 N/A - - - 8 051628 N/A - 051296 N/A - 051452 N/A - - - 10 044212 N/A - 044213 N/A - 044214 N/A - - - PTFE membrane bonded to a high density polyethylene support. Other diameters available on request. hHydrophobic filter (made hydrophilic by wetting with methanol) hUse up to 130 °C h Applications hClarification of acids, bases and solvents hUV spectroscopy €/ box of 100 Cat. No. €/ box of 100 Cat. No. ø (mm) Porosity (µm) €/ box of 100 Cat. No. 13 mm ø 25 mm ø 47 mm ø 0.22 044173 N/A - 044174 N/A - 044175 N/A - 0.5 044179 N/A - 044180 N/A - 044181 N/A - 1 044170 N/A - 044171 N/A - 044172 N/A - 3 - - 044182 N/A - 044183 N/A - Merck Millipore MEMBRANE FILTERS Mitex membrane filters Fluoropore membrane filters Isopore membrane filters

977 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl €/ box of 100 Cat. No. €/ box of 100 Cat. No. Even / ø 47 mm Squared / ø 47 mm Squared / ø 25 mm Even / ø 25 mm Membrane consisting of a mixture of cellulose esters (nitrate and acetate). Standard filters suitable for a wide variety of analytical and research applications. Other diameters available on request. hAutoclavable at 121 °C hRecommended for use below 75 °C hChemical compatibility: aqueous solutions and non-polar solvents hAvailable in a range of pore sizes from 0.025 µm to 8 µm hApplications: clarification and sterilisation of fluids, control of particulate contamination in air, microbiological analysis Polyethersulfone (PES) membrane. For ultra-fast sterilising filtration of cell culture media, additives and other aqueous solutions. Other diameters available on request. hVery high throughput and capacity hLow protein adsorption Surface / ø (mm) Porosity (µm) €/ box of 100 Cat. No. €/ box of 100 Cat. No. €/ box of 100 Cat. No. €/ box of 100 Cat. No. €/ box of 100 Cat. No. Even / ø 13 mm 0.025 044145 N/A - 044146 N/A - - - 044147 N/A - - - 0.05 044142 N/A - 044143 N/A - - - 044144 N/A - - - 0.1 044139 N/A - 044140 N/A - - - 044141 N/A - - - 0.22 044119 N/A - 044120 N/A - - - 044121 N/A - - - 0.45 044124 N/A - 044125 N/A - 044122 N/A - 044126 N/A - 044123* N/A - 0.65 044116 N/A - 044117 N/A - - - 044118 N/A - - - 0.8 044113 N/A - 044114 N/A - 044111 N/A - 044115 N/A - 044112 N/A - 1.2 044127 N/A - 044128 N/A - - - 044129 N/A - - - 3.0 044136 N/A - 044137 N/A - - - 044138 N/A - - - 5.0 044133 N/A - 044134 N/A - - - 044135 N/A - - - 8.0 044130 N/A - 044131 N/A - - - 044132 N/A - - - 90 mm ø 142 mm ø 47 mm ø 25 mm ø ø (mm) Porosity (µm) €/ box of 100 Cat. No. €/ box of 100 Cat. No. €/ box of 100 Cat. No. €/ box of 50 Cat. No. €/ box of 50 Cat. No. 13 mm ø 0.22 044167 N/A - 044168 N/A - 044169 N/A - 051747 N/A - 051845 N/A - 0.45 051755 N/A - 051756 N/A - 051757 N/A - 051758 N/A - 051759 N/A - ø (mm) Porosity (µm) €/ box of 100 Cat. No. 13 mm ø 25 mm ø 47 mm ø 0.1 044164 N/A - 044165 N/A - 044166 N/A - 0.22 044153 N/A - 044154 N/A - 044155 N/A - 0.45 044158 N/A - 044159 N/A - 044160 N/A - 0.65 044148 N/A - 044149 N/A - 044150 N/A - 5.0 044161 N/A - 044162 N/A - 044163 N/A - Polyvinylidene fluoride (PVDF) membrane. Other diameters and pore sizes available on request. hVery low protein adsorption: 4 µg/cm2, significantly lower than nitrocellulose, nylon and PTFE hBroad chemical compatibility hAutoclavable at 121 °C h Applications hSterilising filtration of protein solutions, cell culture media, additives, antibiotics and alcohols hParticle removal hBiological analysis hHigh protein adsorption rate: 150 µg/cm2 hAutoclavable at 121 °C hApplications: air and gas clarification hSterilising gas filtration Hydrophobic Durapore Hydrophilic Durapore ø (mm) Porosity (µm) €/ box of 100 Cat. No. 25 mm ø 47 mm ø 0.22 044151 N/A - 044152 N/A - 0.45 044156 N/A - 044157 N/A - €/ box of 100 Cat. No. Merck Millipore MEMBRANE FILTERS MF Membrane filters Express® PLUS membrane filters Durapore membrane filters *white membrane with black grid

978 Filtration hHydrophilic membrane, ideal for removing particles from solvents hBroad chemical compatibility hUse up to 135 °C Cat. No. 044190 0.20 25 100 N/A - 044191 47 100 N/A - 044192 0.45 25 100 N/A - 044193 47 100 N/A - Pore size(µm) Diameter (mm) €/ box Units/ box Other diameters and porosities are available on request. hHydrophilic PTFE membrane for all types of virtual solvents, acids and alkaline solutions (for HPLC filtration solvents use LCR membrane). ø (mm) 13 mm ø 25 mm ø 47 mm ø 90 mm ø 142 mm ø Porosity (µm) Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 25 units Cat. No. € 25 units 0.1 053806 N/A - 053807 N/A - 053808 N/A - 053809 N/A - 053810 N/A - 0.2 053791 N/A - 053792 N/A - 053793 N/A - 053794 N/A - 053795 N/A - 0.45 053796 N/A - 053797 N/A - 053798 N/A - 053799 N/A - 053800 N/A - 1 053782 N/A - 053783 N/A - 053784 N/A - 053785 N/A - 053786 N/A - 5 053801 N/A - 053802 N/A - 053803 N/A - 053804 N/A - 053805 N/A - 10 053787 N/A - 053788 N/A - 051810 N/A - 053789 N/A - 053790 N/A - Merck Millipore MEMBRANE FILTERS / sartorius MEMBRANE FILTERS hHydrophilic PTFE membrane hFor the filtration of aqueous fluids without prior wetting of the membrane h Compatible with all solvents commonly used in HPLC hUniversal filter for mobile phase filtration in HPLC €/ box of 100 Cat. No. €/ box of 100 Cat. No. ø (mm) Porosity (µm) €/ box of 100 Cat. No. 13 mm ø 25 mm ø 47 mm ø 0.45 044176 N/A - 044177 N/A - 044178 N/A - hHydrophilic membranes made of cellulose nitrate esters or cellulose acetate hSterile in unit packs or non-sterile hRetention threshold: 0.2 µm ou 0.45 µm hDiameters: 13, 25 or 47 mm / thickness: 120 - 130 µm Cat. No. 146565 0.45 NC White 100 N/A - 146599 0.2 AC White 100 N/A - 146595 0.45 AC White 100 N/A - Porosity (µm) Membrane Presentation Units/ box €/ box Membranes ø 13 mm Cat. No. 146574 0.2 NC White/ Black Grid 100 N/A - 146566 0.45 NC White 100 N/A - 146569 0.45 NC White/ Black Grid 100 N/A - 146577 0.45 NC Black/ White Grid 100 N/A - 146581 0.45 NC Hydrophobic edge, black grid 100 N/A - 146600 0.2 AC White 100 N/A - 146596 0.45 AC White 100 N/A - Porosity (µm) Membrane Presentation Units/ box €/ box Membranes ø 25 mm Membranes ø 47 mm (AC) Cat. No. Porosity (µm) Hydrophobic edge Non-sterile Sterile €/ box Units/ box Cat. No. €/ box Units/ box White/Black grid 0.2 146607 100 N/A - 146606 100 N/A - 0.45 146605 100 N/A - 146603 100 N/A - White/Black grid 0.45 - - - 146604 100 N/A - 6 mm edge Cat. No. Porosity (µm) Standard Non-sterile Sterile €/ box Units/ box Cat. No. €/ box Units/ box White 0.2 146602 100 N/A - 146601 100 N/A - 0.45 146598 100 N/A - 146597 100 N/A - Cat. No. Porosity (µm) Standard Non-sterile Sterile €/ box Units/ box Cat. No. €/ box Units/ box White 0.45 146568 100 N/A - 146567 100 N/A - White/Green grid 0.45 146592 100 N/A - 146590 100 N/A - 0.45 - - - 146591 1000 N/A - White/Black grid 0.2 - - - 146575 100 N/A - 0.2 - - - 146576 1000 N/A - 0.45 146572 100 N/A - 146571A 100 N/A - 0.45 - - - 146571 1000 N/A - Black/ White grid 0.45 146580 100 N/A - 146578 100 N/A - 0.45 - - - 146579 1000 N/A - Green/ Dark green grid0.45 146589 1000 N/A - 146587 100 N/A - 0.45 - - - 146588 1000 N/A - Cat. No. Porosity (µm) Hydrophobic edge Non-sterile Sterile €/ box Units/ box Cat. No. €/ box Units/ box White/Black grid 0.45 146584 100 N/A - 146582 100 N/A - White/Black grid 0.45 146583 100 N/A - - - - 6 mm edge Membranes ø 47 mm (NC) Hydrophilic nylon membrane filters LCR Membrane filters Omnipore membrane filters Sartorius membrane filters

979 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl hHydrophobic membrane, resistant to organic solvents and strong acids and bases (e.g. HPLC solvent filtration) Cat. No. 036869 TE35 0.2 PTFE 47 50 N/A - 034962 TE35 0.2 PTFE 50 50 N/A - 036871 TE36 0.45 PTFE 47 50 N/A - 037317 TE36 0.45 PTFE 50 50 N/A - 036872 TE37 1 PTFE 47 50 N/A - 036873 TE38 5 PTFE 47 50 N/A - Filtration threshold (µm) Filtration threshold (µm) Filtration threshold (µm) Filtration threshold (µm) Membrane Type Diameter (mm) Units/ box €/ box Polytetrafluoroethylene (PTFE) hHydrophilic membrane hResistant to certain organic solvents, suitable for use with high pH samples (e.g. mobile phase filtration, buffers, etc.) Cat. No. 036874 NL16 0.2 Polyamide 25 100 N/A - 036875 NL17 0.5 Polyamide 25 100 N/A - 036876 NL16 0.2 Polyamide 47 100 N/A - 036877 NL17 0.45 Polyamide 47 100 N/A - 037318 NL16 0.2 Polyamide 50 100 N/A - 037319 NL17 0.45 Polyamide 50 100 N/A - Membrane Type Diameter (mm) Units/ box €/ box Nylon/Polyamide (NYL) hHydrophilic membrane, low protein adsorption (ideal for protein recovery applications) hLimited solvent resistance Cat. No. 036878 OE66 0.2 AC 47 100 N/A - 036879 OE67 0.45 AC 47 100 N/A - 036881 ST68 0.8 AC 47 100 N/A - 036882 ST69 1.2 AC 47 100 N/A - Membrane Type Diameter (mm) Units/ box €/ box Cellulose acetate (CA) STL membranes for use with dispenser Filtration threshold (µm) hLow protein adsorption hHydrophilic membrane hResistant to a wide variety of solvents hSuitable for use with aqueous solutions or organic solvents hCompatible with solvents used in HPLC Cat. No. 034972 RC58 0.2 RC 47 100 N/A - 037178 RC58 0.2 RC 50 100 N/A - 036824 RC55 0.45 RC 47 100 N/A - 037159 RC55 0.45 RC 50 100 N/A - 036885 RC60 1 RC 47 100 N/A - Membrane Type Diameter (mm) Units/ box €/ box Regenerated cellulose (RC) hLow protein adsorption hHydrophilic membrane, excellent compatibility with organic solvents hExtremely accurate pore size distribution, very low filtration threshold hEnsures minimal extractables hVirtually transparent: ideal for microscopic examinations Cat. No. 036191 Anodisc 0.02 Anopore 25 50 N/A - 036886 Anodisc 0.1 Anopore 25 50 N/A - 036413 Anodisc 0.2 Anopore 25 50 N/A - 036188 Anodisc 0.02 Anopore 47 50 N/A - 036189 Anodisc 0.1 Anopore 47 50 N/A - 036190 Anodisc 0.2 Anopore 47 50 N/A - Membrane Type Diameter (mm) Units/ box €/ box Anopore™ (ANP) hFor microbiological controls hIndividual strip packaging, STL format, compatible with Merck Millipore and Sartorius dispensers hDifferent grids and colours hSterilised with ethylene oxide hMixed cellulose esters hThickness: 135 µm Cat. No. Type Filtration threshold (µm) Membrane Ø (mm) Units/ box €/ box 10407312 ME 25/21 STL 0.45 White / Black grid 3.1 mm 47 4 x 100 N/A - 10407314 ME 25/21 STL 0.45 White / Black grid 3.1 mm 50 4 x 100 N/A - 10407332 ME 25/31 STL 0.45 Black / White grid 3.1 mm 47 4 x 100 N/A - 10407334 ME 25/31 STL 0.45 Black / White grid 3.1 mm 50 4 x 100 N/A - 10407370 ME 25/41 STL 0.45 Green / Black grid 3.1 mm 47 4 x 100 N/A - 10407372 ME 25/41 STL 0.45 Green / Black grid 3.1 mm 50 4 x 100 N/A - 10408712 ME 24/21 STL 0.2 White / Black grid 3.1 mm 47 4 x 100 N/A - 10408714 ME 24/21 STL 0.2 White / Black grid 3.1 mm 50 4 x 100 N/A - 10407324 ME 25/20 STL 0.45 White / Black grid 5.0 mm 50 4 x 100 N/A - Cat. No. Description € 036900 Manual membrane dispenser N/A - Membrane dispenser 036900 Whatman™MEMBRANE FILTERS PTFE: polytetrafluoroethylene; PNA: , Anopore™; RC: regenerated cellulose; AC: cellulose acetate; NYL: nylon/polyamide Whatman™ Membrane filters Whatman™Sterile cellulose ester membrane filters Enter the reference on dulis.nl to find the chemical compatibility guide for Whatman™membrane filters WEB Enter the reference on dulis.nl to find the selection guide and the chemical chemical compatibility guide for Whatman™membranes WEB

980 Filtration polycarbonate membrane filters hPolycarbonate filtration membranes hThicker than Nuclepore membranes hAutoclavable hThickness: 7 - 20 µm hHydrophiles Cat. No. 10417606 0.2 25 100 N/A - 036200 0.4 25 100 N/A - 036201 5 25 100 N/A - 10417612 0.2 47 100 N/A - 036205 1 47 100 N/A - 036206 5 47 100 N/A - 036207 12 47 100 N/A - Porosity (µm) Diameter (mm) Units/ box €/ box hFine uniformity and homogeneity of the pores achieved by the TrackEtch technique hBlack for fluorescent markings Nuclepore™ Black polycarbonate membrane filters Cyclopore™polycarbonate membrane filters Nuclepore™ Membrane filters Cat. No. 110656N 0.2 25 100 100 N/A - Porosity (µm) Diameter (mm) Pack unit. Units/ box €/ box Cat. No. 10417301 0.8 13 100 100 N/A - 110605N 0.1 25 100 100 N/A - 10417006 0.2 25 100 100 N/A - 10417106 0.4 25 100 100 N/A - 10417306 0.8 25 100 100 N/A - 10417506 8 25 100 100 N/A - 111103N 0.05 47 100 100 N/A - 10417012 0.2 47 100 100 N/A - 037339* 0.4 47 100 100 N/A - 10417312 0.8 47 100 100 N/A - 111111N 2 47 100 100 N/A - 10417412 5 47 100 100 N/A - 10417014 0.2 50 100 100 N/A - 10417114 0.4 50 100 100 N/A - 111216N 12 50 100 100 N/A - * Legionella special Porosity (µm) Diameter (mm) Pack unit. Units/ box €/ box hFiltration thresholds from 0.05 µm to 12 µm hNon-sterile hDiameter 13, 25, 37, 47 and 80 mm 13 mm ø 25 mm ø 37 mm ø 47 mm ø 80 mm ø Filtration threshold Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 20 units 0.05 µm - - 321000 N/A - - - 321013 N/A - - - 0.1 µm 321029 N/A - 321001 N/A - - - 321014 N/A - 321041 N/A - 0.2 µm 321030 N/A - 321002 N/A - 321026 N/A - 321015 N/A - 321042 N/A - 0.4 µm 321031 N/A - 321003 N/A - 321027 N/A - 321016 N/A - 321043 N/A - 0.6 µm 321032 N/A - 321004 N/A - - - 321053 N/A - 321044 N/A - 0.8 µm 321033 N/A - 321005 N/A - 321028 N/A - 321018 N/A - 321045 N/A - 1 µm 321034 N/A - 321006 N/A - - - 321019 N/A - 321046 N/A - 2 µm 321035 N/A - 321007 N/A - - - 321020 N/A - 321047 N/A - 3 µm 321036 N/A - 321008 N/A - - - 321021 N/A - 321048 N/A - 5 µm 321037 N/A - 321009 N/A - - - 321022 N/A - 321049 N/A - 8 µm 321038 N/A - 321010 N/A - - - 321023 N/A - 321050 N/A - 10 µm 321039 N/A - 321011 N/A - - - 321024 N/A - 321051 N/A - 12 µm 321040 N/A - 321012 N/A - - - 321025 N/A - 321052 N/A - hEpifluorescence hCytology hWater control hSolutions Clarification hCell Biology hControl of pharmaceutical products hBeverage control hAir analysis hEPA tests hEnvironmental controls hHPLC hFuel control hChemotaxis hParasitology h Applications hSpecific track-etch manufacturing process, leading to a very high quality polycarbonate film hPerfectly defined pore size hAvailable in a wide range of diameters and cut-off points hSpecific for Legionella application, Cat. No. 037339 Nuclepore™ and Cyclopore™ Whatman™ polycarbonate membrane filters IpPORE polycarbonate membrane filters

981 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl Cat. No. Pore size (µm) Colours Grid ø (mm) Units/ box €/ box 010362C 0.45 White Black 47 100 N/A - 175071 0.45 Black White 47 100 N/A - hIn a mixture of cellulose esters (cellulose acetate and cellulose nitrate) hHydrophilic and biologically inert membranes hSterile, individual packaging MEMBRANE FILTERS / Filter papers Type AP15: nominal retention 0.8 µm Cat. No. 044221 25 100 N/A - 044222 47 100 N/A - Diameter (mm) Units/ box €/ box Type AP20: nominal retention 1 µm Cat. No. 044223 13 100 N/A - 044224 25 100 N/A - 044225 47 100 N/A - Diameter (mm) Units/ box €/ box Type AP25: nominal retention 2 µm (3 times thicker than type AP20) Type AP40: nominal retention 0.8 µm (Without binder, for analytical applications) Cat. No. 044226 13 100 N/A - 044227 25 100 N/A - 044228 47 100 N/A - Diameter (mm) Units/ box €/ box Cat. No. 044229 47 500 N/A - Diameter (mm) Units/ box €/ box Other sizes are available on request. hFor pre-filtration to protect a microfiltration membrane when filtering clogging solutions hHigh particle retention capacity throughout the thickness hAP15, AP20, AP25 with acrylic resin bonding to prevent the release of fibres during filtration hAP40 is free of binders, complies with analytical standards such as determination of suspended solids in water, air analysis Economical, sterile, gridded membrane filters Merck Millipore Glass microfibre filter papers hFor handling membrane filters hPolished stainless steel forceps with flat rounded tips hSterilisable in autoclave or by flaming after soaking in alcohol hSold in packs of 3: anise green, turquoise blue and fuchsia pink Cat. No. 051000 Flat-tipped forceps, set of 3 assorted colours N/A - Description € pack of 3 Forceps for membrane filters

982 Filtration hMixture of cellulose acetate and cellulose nitrate hHydrophilic, biologically inert membranes with high absorption and retention hUniform micro-structure for easy particle detection hMade of polytetrafluoroethylene (PTFE) laminated with a layer of PP hNaturally hydrophobic, are used in air and gas filtration hHigh thermal and chemical resistance hFor the filtration of aqueous solutions, it is necessary to pre-wet them with ethanol or methanol hPolyamide membranes (NYL) hNaturally hydrophilic, chemically resistant to alkaline solutions and organic solvents hAsymmetric pore structure: very high flow rate hVery good thermal stability hPolyethersulfone (PES) compounds hAsymmetric pore structure: very high flow rate hLow protein content Ø 25 mm Ø 47 mm Porosity (µm) Cat. No. € 100 units Cat. No. € 100 units 0.22 - - 175059B* N/A - 0.45 175052 N/A - 175060 N/A - 0.65 175053 N/A - 175061 N/A - 0.8 175054 N/A - 175062 N/A - 1.2 - - 175063 N/A - 3 - - 175064 N/A - 5 - - 175065 N/A - 8 - - 175066 N/A - * Packaging x 200 Ø 25 mm Ø 47 mm Porosity (µm) Cat. No. € 100 units Cat. No. € 100 units 0.22 175035B* N/A - 175037 N/A - 0.45 175036 N/A - 175038 N/A - * Packaging x 200 Ø 25 mm Ø 47 mm Porosity (µm) Cat. No. € 100 units Cat. No. € 100 units 0.22 175045 N/A - 175047 N/A - 0.45 175046 N/A - 175048 N/A - Ø 25 mm Ø 47 mm Porosity (µm) Cat. No. € 100 units Cat. No. € 100 units 0.22 175039 N/A - 175041B* N/A - 0.45 175040 N/A - 175042 N/A - * Packaging x 200 White, non-sterile membranes White, non-sterile membranes White, non-sterile membranes White, non-sterile membranes Sterile membranes, squared, Ø 47 mm CLEARLINE®MEMBRANE FILTERS Filtres membrane ClearLine® mixed cellulose esters (MCE) membrane filters ClearLine® Nylon membrane filters ClearLine® PES membrane filters ClearLine® PTFE membrane filters Colours Black Grid White Porosity (µm) Cat. No. € 100 units 0.22 - - 0.45 175071 N/A -

983 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl hStandard range for qualitative analysis hSuitable for rapid filtration of large particles and gelatinous precipitates hMade of cellulose fibre hRetention rate: 10 - 12 µm hWeight: 85 g/m2 hThickness: 200 µm hAsh content: 0.06 % hOther Dimensions on request hStandard range for quantitative analysis hMade of cellulose fibre hAsh content: 0.002 % hOther Dimensions on request Grade 304 Diameter (mm) Cat. No. Units/ box €/ box 90 442423 100 N/A - 100 442424 100 N/A - 110 442425 100 N/A - 125 442426 100 N/A - 150 442427 100 N/A - 185 442428 100 N/A - Grade 351 Grade 352 Grade 354 Filtration speed Slow Medium Fast Porosity (µm) 7 - 9 8 - 12 12 - 16 Weight (g/m2) 80 80 80 Thickness (µm) 290 290 250 Diameter (mm) Cat. No. € 100 units Cat. No. € 100 units Cat. No. € 100 units 90 442439 N/A - 442429 N/A - 442434 N/A - 110 442440 N/A - 442430 N/A - 442435 N/A - 125 442441 N/A - 442431 N/A - 442436 N/A - 150 442442 N/A - 442432 N/A - 442437 N/A - 185 442443 N/A - 442433 N/A - 442438 N/A - hMade from 100% pure borosilicate glass hFor qualitative analysis hWithstands up to + 380 °C hFast flow hRetention rate: 1.2 µm hWeight: 55 g/m2 hThickness: 270 µm Cat. No. Description € 100 units 442444 Glass microfiber filter paper grade 50 C Ø 47 mm N/A - 442445 Glass microfiber filter paper grade 50 C Ø 90 mm N/A - Cat. No. Material Ø (mm) Porosity (µm) Sterile Gridded € 100 units 442446 Cellulose nitrate 47 0.45 Yes Yes N/A - 442447 Cellulose acetate 47 0.45 No No N/A - CLEARLINE® Filter papers ClearLine® Qualitative filter papers ClearLine® Quantitative filter papers ClearLine® Glass microfibre filter papers ClearLine® Cellulose membrane filters

984 Filtration 100% binder-free glass fibre filters. hWith high loading capacity and retention of very fine to sub-micron particles hCan be used down to 500 °C hApplications: air filtration and gravimetric analysis of volatile materials in explosive atmospheres hGMF 150 filters: multi-layer glass microfibre filters with a loose top layer (10 µm) upstream of a thin layer of 1 or 2 µm. Ideal pre-filter for high load capacities in connection with fast filter speeds hQM-A quartz fibre filters: made of high purity quartz microfibre (SiO2); high temperature resistance €/ box Cat. No. Units/ box Dim. (mm) GF/A €/ box Cat. No. Units/ box GF/B €/ box Cat. No. Units/ box GF/C™ €/ box Cat. No. Units/ box GF/D €/ box Cat. No. Units/ box GF/F ø 21 036281 100 N/A - 036461 100 N/A - 036311 100 N/A - 036465 100 N/A - 036470 100 N/A - ø 24 036282 100 N/A - 036298 100 N/A - 036312 100 N/A - 036466 100 N/A - 036333 100 N/A - ø 25 036283 100 N/A - 036299 100 N/A - 036313 100 N/A - 036325 100 N/A - 036334 100 N/A - ø 37 036284 100 N/A - 036300 100 N/A - 036463 100 N/A - - - - 036471 100 N/A - ø 42.5 036285 100 N/A - 036301 100 N/A - 036314 100 N/A - 036467 100 N/A - 036335 100 N/A - ø 47 036286 100 N/A - 036302 100 N/A - 036315 100 N/A - 036326 100 N/A - 036336 100 N/A - ø 55 036288 100 N/A - 036303 100 N/A - 036317 100 N/A - 036468 100 N/A - 036337 100 N/A - ø 70 036291 100 N/A - 036304 100 N/A - 036318 100 N/A - 036327 100 N/A - 036338 100 N/A - ø 90 036292 100 N/A - 036305 25 N/A - 036319 100 N/A - 036328 25 N/A - 036339 25 N/A - ø 110 036293 100 N/A - 036306 25 N/A - 036320 100 N/A - 036329 25 N/A - 036416 25 N/A - ø 125 036294 100 N/A - 036307 25 N/A - 036321 100 N/A - 036330 25 N/A - 036417 25 N/A - ø 150 036295 100 N/A - 036308 25 N/A - 036322 100 N/A - 036331 25 N/A - 036418 25 N/A - ø 257 - - - - - - - - - 036332 25 N/A - 036419 25 N/A - 460 x 570* - - - 036462 5 N/A - - - - - - - - - - 460 x 570** 036297 25 N/A - 036310 25 N/A - 036324 25 N/A - 036469 25 N/A - - - - * 5 per box ** 25 per box Standard grades Whatman™Filter Papers Grade Retention range Air flow Weight Thickness (µm) (s/100 mL/in2) (g/m2) (µm) Glass fibre filters GF/A 1.6 4.3 53 260 GF/B 1 12 143 675 GF/C™ 1.2 6.7 53 260 GF/D 2.7 2.2 121 675 GF/F 0.7 19 75 420 934-AH 1.5 3.7 64 435 Glass fibre filters GMF 150 - 1 µm 1.2 3.1 139 730 GMF 150 - 2 µm 2.4 1.5 149 750 Quartz fibre filters QM-A™ 2.2 6.4 85 450 hStandard use filter hSuspended solids hAlgae filtration, bacterial cultures hAtmospheric control hThicker than GF/A: better moisture resistance, better load capacity hRecommended for standard suspended solids dosing processes hCell collection, liquid scintillography hBinders analysis hMembrane pre-filter - high loading capacity hExcellent retention, filtration of fine particles hDNA purification hDissolution tests hSmooth surface and temperature resistance up to 550 °C hEnvironmental analysis hAir and water pollution hCell harvesting hLiquid scintillation counting hMulti-layer filter with progressive retention from 10 µm to 1.2 µm hMulti-layer filter with progressive retention from 10 µm to 2.4 µm hAir, acid gases, stacks, ducts and aerosols sampling Whatman™Glass fibre filter papers Enter the reference on dulis.nl to find the chemical compatibility guide for Whatman™membrane filters WEB

985 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl €/ box Cat. No. Dimensions (mm) Units/ box GMF 150 (1 µm) €/ box Cat. No. GMF 150 (2 µm) €/ box Cat. No. €/ box Cat. No. QM-A 934-AH™ ø 21 100 - - - - - - 036482 N/A - ø 24 100 - - - - - - 036421 N/A - ø 25 100 - - - - 036428 N/A - 036483 N/A - ø 32 100 - - - - - - 036484 N/A - ø 35 100 - - - - - - 036485 N/A - ø 37 100 - - - - 036429 N/A - 036486 N/A - ø 42.5 100 - - - - - - 036487 N/A - ø 47 100 036472** N/A - 036474 N/A - 036430 N/A - 036422 N/A - ø 55 100 - - - - 698026 N/A - 036423 N/A - ø 70 100 - - - - - - 036424 N/A - ø 90 100 036473* N/A - 036475 N/A - 698027 N/A - 036425 N/A - ø 110 100 - - - - - - 036426 N/A - ø 125 100 - - - - - - 036427 N/A - ø 142 50 - - - - - - - - ø 150 100 - - - - - - 036488 N/A - 8’’x10’’ 100 - - - - 036480 N/A - - - 8’’ x 10’’ (pre-numbered) 25 - - - - 036431 N/A - - - 8’’ x 10’’ (pre-numbered) 100 - - - - - - 036490 N/A - GMF 150 QM-A 934-AH Whatman™Filter Papers Hydrophobic filter paper retaining aqueous phases and allowing organic phases to pass without any trace of aqueous phase. Ideal replacement for conventional decanter bulbs. Very practical when extracting solvents in a battery. Cat. No. 036911 70 N/A - 2200090 90 N/A - 2200110 110 N/A - 2200125 125 N/A - 2200150 150 N/A - 2200185 185 N/A - 2200240 240 N/A - 2200270 270 N/A - Diameter (mm) € 100 units *: 20 per box **: 40 per box hQM-A: quartz fibre for applications up to 500 °C h934-AH: for suspended solids analysis hGMF150: multi-layer for highly charged liquid applications Whatman™ Glass fibre filter papers (continued) 1PS Whatman™phase separator papers Enter the reference on dulis.nl to find the chemical compatibility guide for Whatman™membrane filters WEB

986 Filtration Qualitative, standard folded and wet strengthened Time saving thanks to the folded format: • it is no longer necessary to fold the filters in four; • Greater filtration area; • maintains the filter's filtration speed: no premature clogging; • Folding without affecting the technical characteristics of the filter. €/ box Cat. No. Ø (mm) Units/ box Grade 1 €/ box Cat. No. Grade 2 €/ box Cat. No. Grade 3 €/ box Cat. No. Grade 4 €/ box Cat. No. Grade 5 €/ box Cat. No. Grade 6 10 500 10016508 N/A - - - - - - - - - - - 23 100 - - - - 1003323 N/A - - - - - - - 25 100 1001325 N/A - - - - - - - 1005325 N/A - - - 30 100 1001329 N/A - - - - - - - - - - - 32 100 1001032 N/A - - - - - - - - - - - 42.5 100 1001042 N/A - 1002042 N/A - - - 1004042 N/A - 1005042 N/A - 1006042 N/A - 47 100 1001047 N/A - 1002-047 N/A - - - 1004047 N/A - 1005047 N/A - - - 55 100 1001055 N/A - 1002055 N/A - 1003055 N/A - 1004055 N/A - 1005055 N/A - - - 70 100 1001070 N/A - 1002070 N/A - 1003070 N/A - 1004070 N/A - 1005070 N/A - 1006070 N/A - 85 100 1001085 N/A - - - - - - - - - - - 90 100 1001090 N/A - 1002090 N/A - 1003090 N/A - 1004090 N/A - 1005090 N/A - 1006090 N/A - 110 100 1001110 N/A - 1002110 N/A - 1003110 N/A - 1004110 N/A - 1005110 N/A - 1006110 N/A - 125 100 1001125 N/A - 1002125 N/A - 1003125 N/A - 1004125 N/A - 1005125 N/A - 1006125 N/A - 150 100 1001150 N/A - 1002150 N/A - 1003150 N/A - 1004150 N/A - 1005150 N/A - 1006150 N/A - 185 100 1001185 N/A - 1002185 N/A - 1003185 N/A - 1004185 N/A - - - 1006185 N/A - 240 100 1001240 N/A - 1002240 N/A - 1003240 N/A - 1004240 N/A - - - 1006240 N/A - L x W = 460 x 570 100 1001917 N/A - 1002917 N/A - 1003917 N/A - 1004917 N/A - - - - - Qualitative, standard Qualitative, wetting resistant Ø (mm) €/ box Cat. No. Units/ box Grade 91 €/ box Cat. No. Units/ box Student grade/Grade 93 €/ box Cat. No. Units/ box Grade 113 €/ box Cat. No. Units/ box Grade 114 90 - - - - - - 1113090 100 N/A - 1114090 100 N/A - 110 - - - 1093110 100 N/A - - - - - - - 110 1091110 4000 N/A - 1093111 1250 N/A - 1113110 100 N/A - - - - 125 1091125 4000 N/A - 1093126 50 N/A - 1113125 100 N/A - 1114125 100 N/A - 150 1091150 1000 N/A - - - - 1113150 100 N/A - 1114150 100 N/A - 185 1091185 1000 N/A - - - - 1113185 100 N/A - 1114185 100 N/A - 240 1091240 1000 N/A - - - - 1113240 100 N/A - 1114240 100 N/A - 320 - - - - - - 1113320 100 N/A - - - - 400 - - - - - - - - - 1114400 100 N/A - Cellulose filters made from high quality cotton wool. Qualitative filters are used in qualitative analysis techniques to determine and identify substances. Some grades are reinforced with a stable resin making them resistant to moisture Whatman™Filter Papers Grade 1 V Grade 2V Grade 4V Grade 113V Grade 114 V Ø (mm) Units/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box 125 100 698020 N/A - 1202125 N/A - 698014 N/A - 1213125 N/A - 1214125 N/A - 150 100 698021 N/A - 1202150 N/A - 698015 N/A - 1213150 N/A - 1214150 N/A - 185 100 698022 N/A - 1202185 N/A - 698016 N/A - 1213185 N/A - 1214185 N/A - 240 100 698023 N/A - 1202240 N/A - 698017 N/A - 1213240 N/A - 1214240 N/A - 270 100 698024 N/A - 1202270 N/A - 698018 N/A - 1213270 N/A - - - 320 100 698025 N/A - 1202320 N/A - 698019 N/A - 1213320 N/A - 1214320 N/A - 385 100 - - 1202385 N/A - - - - - - - 400 100 - - 1202400 N/A - - - - - - - 500 100 - - 1202500 N/A - - - 1213500 N/A - - - Grade (flat) Filtration speed/ aspect Retention (µm) Thickness (µm) Weight (g/m2) Folded grade Standard qualitative filters (flat or folded) 1 Medium 11 180 87 1 V 2 Medium 8 190 97 2 V 3 Medium 6 390 185 - 4 Fast 25 210 92 4 V 5 Slow 2.5 200 100 - Slow 2.5 200 92 5 V 6 Medium to slow 3 180 100 - 595 Medium to fast - fine 4 - 7 150 68 5951/2 597 Medium to fast 4 - 7 180 85 5971/2 602h Slow ‹ 2 160 84 6021/2 Qualitative filters resistant to moisture (flat or folded) 91 Creped, Medium 10 205 65 - 93 Medium 10 145 65 - 113 Creped, Fast 30 420 125 113 V 114 Fast 25 190 75 114 V 1573 Slow ‹ 2 140 92 15731/2 Grade 5951/2 Grade 5971/2 Grade 6021/2 Grade 15731/2 Ø (mm) Units/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box 70 100 673406 N/A - - - - - - - 90 100 036991 N/A - 10311842 N/A - - - - - 110 100 036952 N/A - 037310 N/A - - - - - 125 100 037193 N/A - 036976 N/A - 037312 N/A - 037314 N/A - 150 100 036958 N/A - 673407 N/A - 037313 N/A - 037216 N/A - 185 100 10311647 N/A - 036852 N/A - 10312647 N/A - 037315 N/A - 240 100 10311651 N/A - 036944 N/A - - - - - Whatman™ Quality filter papers

987 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl Dimensions (mm) Units/ box €/ box Cat. No. Grade 40 €/ box Cat. No. Grade 41 €/ box Cat. No. Grade 42 €/ box Cat. No. Grade 43 €/ box Cat. No. Grade 44 ø 30 100 1440329 N/A - - - - - - - - - ø 42.5 100 1440042 N/A - 1441042 N/A - 1442042 N/A - - - - - ø 47 100 1440047 N/A - 1441047 N/A - 1442047 N/A - - - - - ø 55 100 1440055 N/A - 1441055 N/A - 1442055 N/A - - - - - ø 70 100 1440070 N/A - 1441070 N/A - 1442070 N/A - - - 1444070 N/A - ø 90 100 1440090 N/A - 1441090 N/A - 1442090 N/A - 1443090 N/A - 1444090 N/A - ø 110 100 1440110 N/A - 1441110 N/A - 1442110 N/A - 1443110 N/A - 1444110 N/A - ø 125 100 1440125 N/A - 1441125 N/A - 1442125 N/A - 1443125 N/A - 1444125 N/A - ø 150 100 1440150 N/A - 1441150 N/A - 1442150 N/A - 1443150 N/A - 1444150 N/A - ø 185 100 1440185 N/A - 1441185 N/A - 1442185 N/A - 1443185 N/A - 1444185 N/A - ø 240 100 1440240 N/A - 1441240 N/A - 1442240 N/A - - - - - ø 320 100 - - 1441320 N/A - 1442320 N/A - - - - - 8"x 10" 100 - - 1441866 N/A - - - - - - - 460 x 570 100 1440917 N/A - 1441917 N/A - - - - - - - €/ box Cat. No. Dimensions (mm) Units/ box Grade 50 €/ box Cat. No. Grade 52 €/ box Cat. No. Grade 54 €/ box Cat. No. Grade 540 Reinforced without ash Reinforced low ash €/ box Cat. No. Grade 541 €/ box Cat. No. Grade 542 ø 24 100 - - - - - - 1540324 N/A - - - - - ø 42.5 100 1450042 N/A - - - - - 1540042 N/A - 1541042 N/A - - - ø 47 100 - - - - - - - - 1541047 N/A - - - ø 55 100 1450055 N/A - - - 1454055 N/A - 1540055 N/A - 1541055 N/A - 1542055 N/A - ø 70 100 1450070 N/A - - - 1454070 N/A - - - 1541070 N/A - 1542070 N/A - ø 90 100 1450090 N/A - 1452090 N/A - 1454090 N/A - 1540090 N/A - 1541090 N/A - 1542090 N/A - ø 110 100 1450110 N/A - 1452110 N/A - 1454110 N/A - 1540110 N/A - 1541110 N/A - 1542110 N/A - ø 125 100 1450125 N/A - 1452125 N/A - 1454125 N/A - 1540125 N/A - 1541125 N/A - 1542125 N/A - ø 150 100 1450150 N/A - 1452150 N/A - 1454150 N/A - 1540150 N/A - 1541150 N/A - 1542150 N/A - ø 185 100 1450185 N/A - - - 1454185 N/A - 1540185 N/A - 1541185 N/A - 1542185 N/A - ø 240 100 1450240 N/A - 1452240 N/A - 1454240 N/A - 1540240 N/A - 1541240 N/A - 1542240 N/A - ø 320 100 1450320 N/A - - - 1454320 N/A - - - 1541320 N/A - - - 500 100 - - - - 1454500 N/A - - - - - - - Surface cleaning 100 1450993 N/A - - - - - - - - - - - 460 x 570 100 - - - - 1454917 N/A - - - 1541917 N/A - - - Quantitative, reinforced low-ash and ash-free h Standard quality, ashless hProduced from high quality cotton fibres in dust controlled rooms hHigh purity filter for a wide range of critical applications h0.007% ash maximum h High quality, low ash content hStrong acid treatment for better chemical resistance and after wetting resistance hSmooth and resistant surface for precipitate recovery h0.015% ash maximum h High quality, ashless hAcid treatment for better resistance after wetting in combination with a very low ash residue hSmooth and resistant surface for a wide variety of manipulations h0.006% ash maximum Quantitative, ashless Weight (g/m2) Retention (µm) Filtration speed Thickness (µm) Grade (flat) Quantitative ashless filters (rate ‹ 0.007 %) 40 Medium 8 210 95 41 Fast 20-25 220 85 42 Slow 2.5 200 100 43 Medium to Fast 16 220 95 44 Slow to medium 3 180 80 Hardened quantitative filters with low ash content (rate ‹ 0.015 %) 50 Slow 2.7 115 97 52 Medium 7 175 101 54 Very fast 20-25 185 92 Quantitative hardened ashless filters (rate ‹ 0.006 %) 540 Medium 8 160 88 541 Fast 20-25 155 82 542 Slow 2.7 150 93 Whatman™Filter Papers Whatman™ Quantitative filter papers

988 Filtration h100% borosilicate glass fibre and free of binders hVery fine fibres particularly suitable for microfiltration hVarious applications (water filtration, algae, solvents, HPLC samples, proteins, purifications, ligand binding tests, suspended matter, cell harvesting) hExcellent particle retention (pore sizes 0.7 µm to 2.7 µm) hHigh load capacity hVery high chemical purity (manufactured with demineralised water) hNon-hygroscopic and biologically inert hChemical resistance to most solvents and reagents (except hydrofluoric acid) hTemperature resistant up to 500 °C Grade Retention range (µm) Weight (g/m2) Thickness (mm) Filtration speed (Herzberg) 259 1.6 52 0.26 60 260 1 143 0.70 200 261 1.2 52 0.26 100 262 2.7 120 0.53 30 263 0.7 75 0.45 310 264 1.5 65 0.28 60 Grade 259 Grade 260 Grade 261 Grade 262 Grade 263 Grade 264 Ø (mm) Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box 21 036281B 100 N/A - - - - 036311B 100 N/A - 036465B 50 N/A - 036470B 100 N/A - 036482B 100 N/A - 24 036282B 100 N/A - 036298B 100 N/A - 036312B 100 N/A - 036466B 50 N/A - 036333B 100 N/A - 036421B 100 N/A - 25 036283B 100 N/A - 036299B 100 N/A - 036313B 100 N/A - 036325B 50 N/A - 036334B 100 N/A - 036483B 100 N/A - 37 036284B 100 N/A - - - - 036463B 100 N/A - - - - 036471B 100 N/A - 036486B 100 N/A - 42.5 036285B 100 N/A - 036301B 100 N/A - 036314B 100 N/A - 036467B 50 N/A - 036335B 100 N/A - 036487B 100 N/A - 47 036286B 100 N/A - 036302B 100 N/A - 036315B 100 N/A - 036326B 50 N/A - 036336B 100 N/A - 036422B 100 N/A - 55 036288B 100 N/A - 036303B 100 N/A - 036317B 100 N/A - 036468B 50 N/A - 036337B 100 N/A - 036423B 100 N/A - 70 036291B 100 N/A - 036304B 100 N/A - 036318B 100 N/A - 036327B 50 N/A - 036338B 100 N/A - 036424B 100 N/A - 90 036292B 100 N/A - 036305C 50 N/A - 036319B 100 N/A - 036328B 25 N/A - 036339B 25 N/A - 036425B 100 N/A - 110 036293B 100 N/A - 036306B 25 N/A - 036320B 100 N/A - 036329B 25 N/A - 036416B 25 N/A - 036426B 100 N/A - 125 036294B 100 N/A - 036307B 25 N/A - 036321B 100 N/A - 036330B 25 N/A - 036417B 25 N/A - 036427B 100 N/A - 150 036295B 100 N/A - 036308B 25 N/A - 036322B 100 N/A - 036331B 25 N/A - 036418B 25 N/A - 036488B 100 N/A - Glass fibre filter papers Filter papers Cat. No. 036911B 70 N/A - 2200090B 90 N/A - 2200110B 110 N/A - 2200125B 125 N/A - 2200150B 150 N/A - 2200185B 185 N/A - 2200240B 240 N/A - 2200270B 270 N/A - ø (mm) € 100 units hCellulose discs for anti-biograms hDiameter: 6, 9 or 12 mm Cat. No. 074074 Antibiotic disc 6 mm 1000 N/A - 074113 Antibiotic disc 9 mm 1000 N/A - 074114 Antibiotic disc 13 mm 1000 N/A - 175100 Antibiotic disc 25 mm 1000 N/A - Description Units/ box €/ box 1PS phase separator papers Antibiotic discs

989 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl hHydrophobic hSilicone impregnated hAllow the organic phase to pass through, and retain the aqueous phase and solid components Grade Weight (g/m2) Thickness (mm) Filtration speed (DIN 53137) 902 85 0.17 25 Cat. No. Ø (mm) € 100 units 036911B 70 N/A - 2200090B 55 N/A - 2200110B 110 N/A - 2200125B 125 N/A - 2200150B 150 N/A - 2200185B 185 N/A - 2200240B 240 N/A - 2200270B 270 N/A - Filter papers Grade Applications Aspect Filtration speed Retention range (µm) Weight (g/m2) Thickness (mm) Filtration speed (DIN 53137) 122 (flat or folded) General laboratory work Smooth Fast 17-30 73 0.17 22 601 Analytical work Smooth Medium 5-13 73 0.16 88 304 General laboratory work Creped Slow 40 120 0.35 11 Grade 601 Grade 304 Grade 122 (flat) Grade 122 (folded) Dim. (mm) Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Cat. No. Units/ box €/ box Ø 42.5 1001042B 100 N/A - - - - - - - - - - Ø 47 1001047B 100 N/A - - - - - - - - - - Ø 55 1001055B 100 N/A - - - - - - - - - - Ø 70 1001070B 100 N/A - - - - - - - - - - Ø 85 1001085B 100 N/A - - - - - - - - - - Ø 90 1001090B 100 N/A - 1113090B 50 N/A - 1114090B 100 N/A - - - - Ø 110 1001110B 100 N/A - 1113110B 50 N/A - - - - - - - Ø 125 1001125B 100 N/A - 1113125B 50 N/A - 1114125B 100 N/A - 1214125B 100 N/A - Ø 150 1001150B 100 N/A - 1113150B 50 N/A - 1114150B 100 N/A - 1214150B 100 N/A - Ø 185 1001185B 100 N/A - 1113185B 50 N/A - 1114185B 100 N/A - 1214185B 100 N/A - Ø 240 1001240B 100 N/A - 1113240B 50 N/A - 1114240B 100 N/A - - - - Ø 250 - - - - - - - - - 1214240B 100 N/A - Ø 270 - - - - - - 1114270B 100 N/A - - - - Ø 320 - - - 1113320B 50 N/A - - - - 1214320B 100 N/A - Ø 400 - - - - - - 1114400B 100 N/A - - - - Ø 500 - - - 1113500B 50 N/A - - - - - - - 460 x 570 1001917B 100 N/A - - - - - - - - - - Standard filter papers Phase separator papers grade 902 Grade Applications Filtration speed Retention range (µm) Weight (g/m2) Thickness (mm) Filtration speed (DIN 53137) 111 Thick and voluminous precipitates such as hydroxides and sulphides Fast 12-15 84 0.20 10 113 Rapid filtration of liquids with fine particles Medium 5-8 87 0.16 50 114 Barium, lead, zinc, nickel, sulphates, hydroxides, calcium fluoride Slow 3-5 84 0.14 100 115 Barium, sulphates, metastannic acid, cuprous oxide Very slow 2-3 84 0.14 180 hIn cellulose hAsh content 0.06% Grade 111 Grade 113 Grade 113 (folded) Grade 114 Grade 115 Ø (mm) Units/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box 42.5 100 1004042B N/A - 1002042B N/A - - - 1006042B N/A - 1005042B N/A - 47 100 1004047B N/A - - - - - - - 1005047B N/A - 55 100 1004055B N/A - 1002055B N/A - - - - - 1005055B N/A - 70 100 1004070B N/A - 1002070B N/A - - - 1006070B N/A - 1005070B N/A - 90 100 1004090B N/A - 1002090B N/A - - - 1006090B N/A - 1005090B N/A - 110 100 1004110B N/A - 1002110B N/A - - - 1006110B N/A - 1005110B N/A - 125 100 1004125B N/A - 1002125B N/A - 1202125B N/A - 1006125B N/A - 1005125B N/A - 150 100 1004150B N/A - 1002150B N/A - 1202150B N/A - 1006150B N/A - 1005150B N/A - 185 100 1004185B N/A - 1002185B N/A - 1202185B N/A - 1006185B N/A - 1005185B N/A - 240 100 1004240B N/A - 1002240B N/A - 1202240B N/A - 1006240B N/A - 1005240B N/A - 270 100 - - - - 1202270B N/A - - - - - 320 100 - - - - 1202320B N/A - - - - - 400 100 - - - - 1202385B N/A - - - - - 500 100 - - - - 1202500B N/A - - - - - Qualitative filter papers

990 Filtration Filter papers Grade Applications Filtration speed Retention range (µm) Weight (g/m2) Thickness (mm) Filtration speed (DIN 53137) 11 For coarse and voluminous precipitates such as iron, aluminium, chromium hydroxide, si determination in steel and cast iron analysis Fast 12 - 15 84 0.18 10 12 For coarse precipitates such as lead, iron, silver sulphides, arsenic, cadmium, food Medium to fast 8 - 12 84 0.17 20 13 Fine precipitates such as magnesium, ammonium, phosphates Medium 5 - 8 84 0.16 50 14 Fine precipitates such as lead dioxide, calcium fluoride, nickel sulphide, zinc sulphide Slow 3 - 5 84 0.15 100 15 Difficult filtration conditions such as cold barium sulphates, metastannic acid, cuprous oxide Very slow 2 - 3 84 0.14 180 hMade from 100% cotton fibre hWashed with acid and cleaned with demineralised water hAsh content 0.007% Grade 11 Grade 12 Grade 13 Grade 14 Grade 15 Ø (mm) Units/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box Cat. No. €/ box 55 100 1441055B N/A - 1443055B N/A - 1440055B N/A - 1444055B N/A - 1442055B N/A - 70 100 1441070B N/A - 1443070B N/A - 1440070B N/A - 1444070B N/A - 1442070B N/A - 90 100 1441090B N/A - 1443090B N/A - 1440090B N/A - 1444090B N/A - 1442090B N/A - 110 100 1441110B N/A - 1443110B N/A - 1440110B N/A - 1444110B N/A - 1442110B N/A - 125 100 1441125B N/A - 1443125B N/A - 1440125B N/A - 1444125B N/A - 1442125B N/A - 150 100 1441150B N/A - 1443150B N/A - 1440150B N/A - 1444150B N/A - 1442150B N/A - 185 100 1441185B N/A - 1443185B N/A - 1440185B N/A - 1444185B N/A - 1442185B N/A - 210 100 - - - - 1440241B N/A - - - - - 240 100 1441240B N/A - 1443240B N/A - 1440240B N/A - 1444240B N/A - 1442240B N/A - Quantitative filter papers h100% cellulose fibres hMechanical resistance hFood compatibility Grade Aspect Retention range (µm) Weight (g/m2) Thickness (mm) Filtration speed (DIN 53137) 1101 Creped 38 - 75 160 0.55 26 1103 Smooth 12 - 16 150 0.30 65 Grade 1101 (folded) Grade 1103 Ø (mm) Units/ box Cat. No. €/ box Cat. No. €/ box 70 100 - - 1003070B N/A - 90 100 - - 1003090D* N/A - 110 100 - - 1003110B N/A - 125 100 - - 1003125B N/A - 150 100 - - 1003150B N/A - 185 100 - - 1003185B N/A - 240 100 1213240B N/A - - - 320 100 1213320B N/A - - - Technical filter papers * 50 per box, price for 50

991 Filtration All prices are indicative and exclude VAT. Visit www.dulis.nl Whatman syringe filters / MERCK Millipore syringe filters For clarifying aqueous solutions and organic mixtures. hLow adsorption and low extractable membrane hBroad chemical compatibility hHPLC certified hCat. No. and pore size noted on the filter body Millipore PTFE hydrophilic syringe filters Millex 13 mm Millex filters for samplicity G2 system Pore size (µm) Max. Vol. (ml) Membrane Filter body Input / Output Type Millex Diameter (mm) Merck Millipore Cat. No. Units/ box Cat. No. €/ box 0.45 10 Hydrophilic PTFE PP LL / LT LCR 13 SLCRX13NL 100 044449 N/A - 0.45 10 Hydrophilic PTFE PP LL / LT LCR 13 SLCRX13NK 1000 044450 N/A - 0.45 10 Hydrophilic PTFE PP LL / Tube LCR 13 SLCRX13TL 100 044451 N/A - 0.2 10 Hydrophilic PTFE PP LL / LT LG 13 SLLGX13NL 100 044452 N/A - 0.2 10 Hydrophilic PTFE PP LL / LT LG 13 SLLGX13NK 1000 044453 N/A - hDesigned to filter up to 100 ml hPolypropylene body hConnection female Luer Lock inlet / male Luer outlet hPrinting on the filter body for easy identification hDead volume after purging with air 50 µl (13 mm membrane) and 100 µl (25 mm membrane) Whatman UNIFLO syringe filters Whatman UNIFLO non-sterile syringe filters Whatman UNIFLO sterile syringe filters Membranes and applications: • Nylon: aqueous or organic samples, HPLC sample filtration, hydrophilic membrane • PES: aqueous samples, good chemical and temperature resistance, low protein adsorption • PVDF: aqueous or organic samples, HPLC sample filtration, slightly hydrophobic membrane with low protein adsorption • PTFE: organic samples, hydrophobic membrane • H-PTFE: Hydrophilic PTFE, organic solvents, aqueous samples, HPLC, low protein absorption Membrane Ø neck (mm) Filtration threshold (µm) Units/ box Cat. No. €/ box PVDF 25 0.2 45 9913-2502 N/A - 0.45 9913-2504 N/A - PES 25 0.2 45 9914-2502 N/A - 0.45 9914-2504 N/A - 25 0.2 200 9915-2502 N/A - 0.45 9915-2504 N/A - 13 0.2 100 9916-1302 N/A - 0.45 9916-1304 N/A - Membrane Ø neck (mm) Filtration threshold (µm) Units/ box Cat. No. €/ box PVDF 13 0.2 500 800324 N/A - 0.45 800325 N/A - 25 0.2 99092502 N/A - 0.45 99092504 N/A - NYLON 13 0.2 800326 N/A - 0.45 800327 N/A - 25 0.2 800328 N/A - 0.45 800329 N/A - PTFE 13 0.2 800330 N/A - 0.45 800331 N/A - 25 0.2 800332 N/A - 0.45 800333 N/A - PES 13 0.2 800334 N/A - 0.45 800335 N/A - 25 0.2 800336 N/A - 0.45 800337 N/A - H-PTFE 13 0.2 100 9920-1302 N/A - 500 9921-1302 N/A - 0.45 100 9920-1304 N/A - 500 9921-1304 N/A - 25 0.2 100 9920-2502 N/A - 500 9921-2502 N/A - 0.45 100 9920-2504 N/A - 500 9921-2504 N/A - PES H-PTFE

992 Filtration Membranes choice: • Durapore: PVDF membrane with very low protein adsorption. • Express: PES membrane combining low protein adsorption and fast filtration. • Cellulose Ester: a standard membrane for a variety of uses, available in many porosities. • Fluoropore: Hydrophobic PTFE for the filtration of gases and organic solvents. • LCR: PTFE hydrophilic, universal, for aqueous and solvent solutions. hThe widest range: one type of Millex is specially designed for each application hControlled quality: the rigorous controls give Millex an incomparable safety and guarantee Sterile Millex for aqueous solutions filtration Pore size (µm) MF membrane (cellulose esters) - colour code BLUE 0.22 100 Cellulose Ester Acrylic LL/LT Millex-GS 33 SLGS033SS 50 051337 N/A - 0.22 100 Cellulose Ester Acrylic LL/LT Millex-GS 33 SLGS033SB 250 051403 N/A - 0.45 100 Cellulose Ester Acrylic LL/LT Millex-HA 33 SLHA033SS 50 051338 N/A - 0.45 100 Cellulose Ester Acrylic LL/LT Millex-HA 33 SLHA033SB 250 051404 N/A - 0.8 100 Cellulose Ester Acrylic LL/LT Millex-AA 33 SLAA033SS 50 051339 N/A - 0.8 100 Cellulose Ester Acrylic LL/LT Millex-AA 33 SLAA033SB 250 051405 N/A - Durapore (PVDF) membrane with very low protein adsorption - colour code YELLOW 0.1 100 Durapore Acrylic LL/LT Millex-VV 33 SLVV033RS 50 051375 N/A - 0.22 1 Durapore HDPE LL/LT Millex-GV 4 SLGV004SL 100 051201 N/A - 0.22 10 Durapore HDPE LL/LT Millex-GV 13 SLGV013SL 100 051202 N/A - 0.22 100 Durapore Acrylic LL/LT Millex-GV 33 SLGV033RS 50 051366 N/A - 0.22 100 Durapore Acrylic LL/LT Millex-GV 33 SLGV033RB 250 051407 N/A - 0.45 1 Durapore HDPE LL/LT Millex-HV 4 SLHV004SL 100 051209 N/A - 0.45 10 Durapore HDPE LL/LT Millex-HV 13 SLHV013SL 100 051210 N/A - 0.45 100 Durapore Acrylic LL/LT Millex-HV 33 SLHV033RS 50 051350 N/A - 0.45 100 Durapore Acrylic LL/LT Millex-HV 33 SLHV033RB 250 051408 N/A - 5 100 Durapore Eastar LL/LT Millex-SV 25 SLSV025LS 50 051214 N/A - Express (PES) Membrane with low protein adsorption and high flow rate - colour code GREEN 0.22 200 Express Acrylic LL/LT Millex-GP 33 SLGP033RS 50 051205 N/A - 0.22 200 Express Acrylic LL/LT Millex-GP 33 SLGP033RB 250 051409 N/A - Hydrophilic LCR (PTFE) membrane with low protein adsorption and good chemical compatibility 0.2 10 Hydrophilic PTFE PVC LL/LT Millex-LG 13 SLLG013SL 100 051400 N/A - 0.2 100 Hydrophilic PTFE PVC LL/LT Millex-LG 25 SLLG025SS 50 051323 N/A - Max vol. (ml) Membrane Filter body Inlet/ Outlet Type Millex ø (mm) Merck Millipore Cat. No. Units/ box Cat. No. €/ box hFinal filtration at 0.45 µm h2 to 4 times faster than a unit without pre-filter h"Automation certified” for Zymark automation Pore size (µm) 0.2 300 PTFE + pre-filter HDPE LL/LT HPF Millex-LG 25 SLLGM25NS 50 051802 N/A - 0.2 300 Nylon + pre-filter HDPE LL/LT HPF Millex-HPF 25 SLGNM25NS 25 051804 N/A - 0.45 300 Durapore + pre-filter HDPE LL/LT HPF Millex-HV 25 SLHVM25NS 50 051346 N/A - 0.45 300 Durapore + pre-filter HDPE LL/LT HPF Millex-HV 25 SLHVMZ5NZ 200 051347* N/A - 0.45 300 Nylon + pre-filter HDPE LL/LT HPF Millex-HN 25 SLHNM25NS 50 051348 N/A - 0.45 300 Nylon + pre-filter HDPE LL/LT HPF Millex-HN 25 SLHNMZ5NZ 200 051349* N/A - 0.45 300 PTFE + pre-filter HDPE LL/LT HPF Millex-LCR 25 SLCRM25NS 50 051803 N/A - Max vol. (ml) Membrane Filter body Inlet/ Outlet Type Millex ø (mm) Merck Millipore Cat. No. Units/ box Cat. No. €/ box 051346 h Applications hFiltration hAir vent filters hVacuum lines hParticle eliminationl Millex for gas filtration - Pore size: 0.2 µm - Fluoropore membrane - Type Millex-FG Hydrophobic Fluoropore (PTFE) membrane PVC LL/LT 25 Yes No SLFG025LS 50 051417 N/A - PVC LL/LL 25 Yes No SLFGL25BS 50 051238 N/A - PP LL/LT 25 No Yes SLFG02550 50 051239 N/A - PP Barbed fitting* 50 No Yes SLFG05010 10 051240 N/A - PP Idem (silicone) 50 No Yes SLFG85010 10 051241 N/A - PP Barbed fitting 1/8’’ NPTM 50 No Yes SLFG65010 10 051242 N/A - PP Barbed fitting 1/8’’ NPTM 50 No Yes SLFG55010 10 051336 N/A - Filter body Inlet/ Outlet ø (mm) Autoclavable Merck Millipore Cat. No. Units/ box Cat. No. €/ box Sterile MERCK Millipore syringe filters Millex HPF for filtration of charged solutions *: Automation certified * With female Luer with external sliding Millex Syringe filters Graduated pre-filter Glass fibre pre-filter Filter membrane

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