22 Filter

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22 Filter
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  • Hardened Ashless Grade 541 Quantitative Filter Papers

    GE Healthcare

    …ash maximum. These filters are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. The tough surface makes these filters suitable for a wide range of critical filtration procedures. These are the supreme quantitative filter papers featuring high…

  • Whatman Quantitative Filter Papers, Hardened Low Ash, Grade 54

    GE Healthcare

    …54 filter paper has high wet strength and a larger nominal particle retention rating than comparable Büchner filtration papers, enabling fast vacuum filtration of coarse precipitates. Acid-treated for high wet-strength and chemical resistance Large nominal particle retention rating of 22 µm …

  • Filter PTFE Membrane 0.45um Pk5

    DWK Life Sciences (Wheaton)

    Interchangeable hydrophobic membrane filter guarantees effective protection against airborne contamination during aspiration and dispensing.

  • Filter Insertion Attachments for ASE 100/200/300


    ASE 100/300 (For use with 10 mL-, 34 mL-, 66 mL-, and 100 mL-size cell bodies.) ASE 200 (For use with 5 mL-, 11 mL-, 22 mL-, and 33 mL-size cell bodies.)

  • Dissolution Filter Tips

    Thermo Scientific Sun SRi

    Manufactured of polyethylene with a limited porous area Fits securely on the end of a 1/8” cannula or sample probe

  • Filter Forceps


    Handle Millipore membrane filters without damage. Highly polished stainless steel forcep blades with beveled, unserrated tips Sterilize by autoclaving or flame

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 541

    GE Healthcare

    …hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration. High wet-strength High chemical resistance to strong acid and alkali suspensions Retention of gelatinous precipitate 22 µm nominal…

  • AP40 Glass Fiber Filter


    This 90 mm hydrophilic Glass Fiber filter with a 0.7 µm pore size is recommended prefilter for 0.9 to 8um filters, especially for proteinaceious & heavily contaminated liquids. Can be sterilized by EO, gamma & autoclave. Filter Color: White Thickness: 475 µm …

  • Filter Funnel Adapter, PP

    Thermo Scientific Nalgene

    Funnel adapters for use with 145 and 147 series analytical test filter funnels, bulk-packed Polypropylene, non-sterile

  • Hydrosol 47mm Filter Holder


    Assembly consists of stainless steel funnel, funnel base, and filter support; anodized aluminum locking ring; nylon lockwheels; PTFE gaskets; silicone stopper; grounding wire. Holder is autoclavable but not with filter in place.

  • Hardened Low Ash Grade 54 Quantitative Filter Papers

    GE Healthcare

    …for Büchner filtrations where it is desirable to recover the precipitate from the filter surface after filtration. Other characteristics include high wet strength and chemical resistance, which are similar to those of the acid-hardened ashless filter papers. Grade 54: 22 µm

  • Diatomaceous Earth Filter Paper


    Grade 470 papers are made of cellulose and diatomaceous earth and offer a much better separating capability than pure cellulose papers at the same rate of filtration. This grade quickly retains the finest particles at high flow rates.

  • Puradisc™ Syringe Filters

    GE Healthcare

    Puradisc filters are produced from pigment-free polypropylene or polycarbonate with standard inlet (female luer) and outlet (male luer) connections. Options include a sterile, medical-grade blister pack for critical applications and a special tube tip outlet that allows the sample to be accurately…

  • Vac-Ring™ Filter Seal

    Bel-Art Products

    The Vac-Ring Filter Seal is a black neoprene gasket that fits Buchner funnel stems up to 22mm (7/8") diameter. Increase filtration flow rate by blocking ambient air flow during vacuum filtration. Fits Buchner funnels on vacuum flasks and regular funnels used over beakers

  • Filter Membrane PTFE 0.45um

    DWK Life Sciences (Wheaton)

    Interchangeable hydrophobic membrane filter guarantees effective protection against airborne contamination during aspiration and dispensing.

  • Glass Filter Disc

    Ace Glass

    Filter discs, available in glass fiber or granular type. Glass fiber filter discs last longer, are more abrasion resistant, and are superior in performance than granular type discs. Granular discs for analytical and general bacteria filtration are avai

  • Filter Support Assembly

    Ace Glass

    …bent perpendicular to flow path; PART B, with seat for fritted disc and 28/15 inner joint; PART C, neoprene gasket used to seal filter paper and prevent leakage around filter; PART D, porosity B fritted disc. Use 7670-18 to clamp 51mm size, 6509-03 for 76mm size, and 6509-05 for the 102mm size.

  • Millex-HPF LCR Filter


    This 25 mm syringe filter with a Graduated Glass Fiber & Hydrophilic PTFE membrane, for non-sterile filtration, has a 0.45 µm pore size used in clarifying of aqueous & organic solutions with high particulate levels.

  • Filter Funnels, Pressure


    …is made by an o-ring joint which permits a larger, grease free opening for sample retrieval. The 24/40 lower inner standard taper joint has an outlet for connection to a vacuum source. Complete item consists of a filter funnel, top inlet adapter, Viton o-ring and a CG-150 stainless steel pinchclamp.

  • Buchner Filter Funnels


    Funnel has a sealed-in glass fritted disc of the listed porosity. Useful wherever filter paper or membranes cannot withstand the chemical attack of the filtrate. Constructed with heavy wall stems and the top of the funnel is beaded for additional strength. Not recommended for use where pressure…

  • Filter Cell Pipette 2/2.5/5ml

    DWK Life Sciences (Wheaton)

    Add protection against liquid fill or pipette contamination. Filters are interchangeable Non-sterile Non-autoclavable Fits Socorex macro model pipettes.

  • Filter aid, Harborlite 800

    Alfa Aesar

    Synonym(s): Perlite, filter aid, Harborlite J2 Harmonized Tariff Code:  2512.00 Hazard Statements: H319-H335 Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing…

  • SIGMA HIS-Select® Filter Plate


    Storage: 2-8°C

  • 1.3mL Filter Plates

    Thermo Scientific Nunc

    For efficient purification of high quality plasmid DNA or PCR products Designed for high throughput sample processing Conforms to standard 96 well footprint Made of polypropylene, offering chemical resistance and mechanical strength Suitable for vacuum filtration, centrifugation…

  • Exhaust Filter Elements


  • Centrifuge Tube Filters (Tube Top Filter & Stand)

    Celltreat Scientific

    …Tube Filter systems include tube filter, centrifuge tube and cap Eliminate a sample transfer step by filtering directly into a 50mL tube Centrifuge Tube Filter Systems are packaged sterile (gamma irradiated) in bags 1 Centrifuge Tube Stand included with each case of Centrifuge Tube Filters

  • 115 mL PS Filter Units

    Thermo Scientific Nalgene

    …solutions, as well as microbiological media. Nalgene 122 Filter Units with Surfactant-Free Cellulose Acetate (SFCA) Membranes(4619A58, A62) Low protein binding Minimal clogging with no loss of specific proteins Nalgene 124 Filter Units with Polyethersulfone (PES) Membranes (4619B01) Low…

  • Amicon Ultra-0.5 Centrifugal Filter Unit


    This Amicon Ultra 0.5 mL centrifugal filter enables the concentration of proteins with a membrane NMWL of 10 kDa. Amicon Ultra centrifugal filters are ideal for protein purification, protein concentration & desalting. Amicon Ultra-0.5 Centrifugal Filter Unit with Ultracel-10 membrane …

  • Carbon Filter Cartridge 6 pk


    Replacement filter cartridge for Tuttnauer® PUREWISE™ 9000 Water Distiller is used to further enhance water quality. Extracts any volatile organic compounds (VOCs), further enhancing water quality Filters are recommended to be changed out every 6-months of use Filter

  • Filter 30mm 0.45um HPLC Red

    Thermo Scientific Sun SRi

    …housing ensures lab safety preventing the housing from bursting Color-coded housing allows for easy identification of membrane Most 30mm filters have a 1 micron glass pre-filter For sample volumes of 2mL to 100mL Retention volume < 115µL Maximum operating temperature:…

  • Tip Filter 300ul Nat Bulk

    DWK Life Sciences (Wheaton)

    Filtered Tips, Clear, 300 µL Bulk Packaged

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