Depth filtration glass micro fiber 934-AH® - Fine porosity, fast flow rate, with a 1.5 µm size particle retention. This material is the standard for volatile suspended solids content and related measurements (Standard Methods 2540D and EPA Method 160.2). Also widely used in cell harvesting…

Depth filtration glass micro fiber GRADE B - Fine porosity, medium to fast flow rate, with a 1.0 µm size particle retention. Ideally suited for the collection of biochemical polymers that have been precipitated by denaturation. This material is twice as thick as Grade A with a higher loading…

Quick and efficient filtration of samples and all kind of solutions, solvents or gases Housing injected in Polypropylene or Acrylic Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male connections for different applications Sterilized or non-sterile Available in…

GVS extraction thimbles are manufactured in three versions: High purity cellulose Pure borosilicate glass microfiber High purity quartz microfiber GVS high quality Cellulose Extraction Thimbles are made from high-alpha cellulose cotton linters with rounded bottom. Their…

Xenomax® Pre-Weighed TSS Filters are pre-washed, predried, pre-desiccated, and pre-weighed in accordance with Standard Methods 2540 D and are ready to use out of the box. To significantly speed up TSS analysis, simply filter your sample, dry the filter, and record its final weight. These…

 We offer a variety of ultrafiltration membranes and devices, to meet your specific application.  GVS Centrifugal Filters are used for the centrifugal concentration and purification of biological samples.

GVS Qualitative Filter Papers are the standard for laboratory filtration.  Using the highest quality material, GVS Qualitative Filter Papers have enhanced mechanical strengths, quality level, and reliability.  These filter papers are used for qualitative analysis.  Qualitative filter…

Depth filtration glass micro fiber GRADE E - Fine porosity, fast flow rate, with a 1.3 µm size particle retention. This material is an economical media for suspended particle analysis in water, cell harvesting, pre-filtration and air monitoring applications. Binderless borosilicate…

Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male…

Available pore sizes: 0.10µm, 0.20µm, 0.30µm, 0.45µm, 0.65µm, 0.80µm, 1.0µm, 3.0µm, 5.0µm Colors: White, Black, and Green Surfaces: Gridded or Plain, with or without Hydrophobic Edge (HE) Nonsterile bulk pack Mixed…

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Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male…

Filters are molded in the polypropylene housings, providing a reliable seal without the use of adhesives. Female luer-lock inlet and male luer slip outlet. Color coded by membrane type for easy identification. Specifications: CA (Cellulose Acetate) Low protein binding, reduced…

30/cs Available in a variety of membrane types, porosities and diameters Color-coded for easy recognition Filters include luer-lock connections with polypropylene housings Filters are molded in the housings, providing a reliable seal without the use of adhesives Individual peel-to-open…

Filtration adapter assembly makes it easier to connect standard 47 and 90mm filtration assemblies with stopper connections to a standard laboratory bottle with a GL45 thread Replaces the stopper to make the connection to the bottle A GL32 PBT cap with a PTFE faced silicone sealing ring makes…

Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Polytetrafluoroethylene (PTFE) PTFE membranes are hydrophobic; thus they…

Convenience of a bottle top filter with the ability to re-use the filter housing Nalgene 320 Autoclavable Securely screws onto glass media bottles* with 33 mm or 45 mm neck sizes Deep screw threads attach directly to bottle allowing convenient filling and vacuum filtration without…

75/cs Available in a variety of membrane types, porosities and diameters Color-coded for easy recognition Filters include luer-lock connections with polypropylene housings Filters are molded in the housings, providing a reliable seal without the use of adhesives Individual peel-to-open…

Made of sturdy polypropylene and strong nylon mesh Three different pore sizes available: 40μm, 70μm, or 100μm, strainers are color-coded according to pore size for convenience Fits perfectly into Biologix 50mL Centrifuge Tubes Gamma radiation sterilized, non-pyrogenic

Finneran 13mm Mini-Tip Syringe Filters provide extremely low dead volume of less than 10ul, and are available in 0.2um and 0.45um pore sizes. Autoclavable.

Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Glass Fiber (GF) For viscose solutions or for turbid liquids. Ideal for use…

30/cs Available in a variety of membrane types, porosities and diameters Color-coded for easy recognition Filters include luer-lock connections with polypropylene housings Filters are molded in the housings, providing a reliable seal without the use of adhesives Individual peel-to-open…

Easily separate sediment and grit from samples Two layers of pre-filter allow for the use of less force, making filtration faster and easier for lab technicians Ensuring high-quality filtration by supporting viscous and heaviest sediment filtration, resulting in a pure sample every time A…

Using 47mm membranes for filtering corrosive solutions, particulate removal from HPLC solvents, and filtration analysis with solid phase extraction disks. Support base has a sealed-in coarse porosity fritted disc. Complete assembly includes a 300mL graduated funnel, aluminum clamp, support base and…

Measurement of Organic Halides in Water and Wastewater EPA Standard 1650 (AOX Method) (4663G77 and G79) For filtration of water sample after acidification and slurry with activated charcoal to adsorb organic halides. Filter and residue are combusted and halogen atoms converted to ions for…

GVS Qualitative Filter Papers are the standard for laboratory filtration.  Using the highest quality material, GVS Qualitative Filter Papers have enhanced mechanical strengths, quality level, and reliability.  These filter papers are used for qualitative analysis.  Qualitative…

Low-profile design; polystyrene Three membrane materials available: Cellulose Nitrate (CN), Surfactant Free Cellulose Acetate (SFCA) and Polyethersulfone (PES) Membrane diameter 50 mm with surface area 17.3 cm 2 Provide fast flow rates Graduations on upper and lower chambers, padless…

For chemotaxis and venting applications Smooth flat surface Recommended for: chemotaxis, cell studies, PVP-free for coating applications Hydrophobic polycarbonate membrane filters are identical to the standard PCTE filters except they are manufactured without the wetting agent.…

mdi Nylon-66 membrane syringe filters are color coded for ease of identification and offer a number of unique performance advantages: HPLC Certified for low levels of UV-absorbing extractables Hydrophilic, no pre-wetting required Unique 16-channel design for very low hand pressure and…

Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Polyamide/Nylon (PA) This is a hydrophilic material; it is recommended for…

Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

No. 8, rubber For use with 145- and 147-series analytical test filter funnels and filter funnel with clamp