Captures very fine particulate samples such as insoluble molecules in fats or oils. Whatman™ Grade 589/3 Quantitative Filter Paper Circles provide accurate measurement of ash-free dry mass. Filter papers Blauband type 589/3 185 mm

Sterilizes and removes particles from air/gas/liquid streams. Whatman™ Polycap Disposable Capsules, 75 TF ensure clean inert gases in vial filling lines and isolation of exhaust from fermenters. POLYCAP 75 TF 0.2UM 3/8-1/2IN

Provides excellent compatibility with organic solvents and strong acids (except hydrofluoric acid) and bases. Whatman™ Puradisc GMF Syringe Filters: Nonsterile combine premium quality with economic efficiency. X1000 25PD 1.0UM GD1

Provides scratch-free cleaning solutions. Whatman™ Lens Cleaning Tissue safely removes surface moisture and grease. X625 SHEET OPTIC PAPER 105

Combines fine particle retention with good flow rate. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C are ideal for the collection of suspended solids in potable water, natural and industrial wastes. X100 TYPE GF/C 10CM 1/PLBG100/PK P

Designed to fit most Soxhlet extraction units. Whatman™ High Purity Glass Microfiber Soxhlet Extraction Thimbles are made of 100% borosilicate glass microfiber. They are well-suited to pollution monitoring when analysis of hot and acidic gases is required. X25 THIMBLE GLASS 19X90MM

Faster sample handling, up to 12mL in volume X40 AUTOVIAL 12ML STER. 0.2µM PTFE

Used for rapid determination of pH values PH INDIC NARROW 6.4-8.0 7MMX5M

Processes three to seven times more sample volume than filters without prefilter. Whatman™ GD/X Nylon Syringe Filters are specifically designed for filtration of viscous or otherwise hard-to-filter samples with high solids content. X150 GD/X 25 SYR FILTER 0.2µM NYL.

Employs a hydrophobic membrane that is chemically stable and inert. Whatman™ Puradisc 13mm PTFE Syringe Filters are mainly used for filtration of non-aqueous samples. X100 PURADISC 13 PTFE 0.2UM 13MM

Recommended for majority of routine applications, this membrane is manufactured under strictly controlled conditions.  Whatman™ Type WCN Cellulose Nitrate Membranes narrow pore size distribution for improved surface capture and analysis. X100 MB CN WHITE 0.65UM 47MM

Designed for fast filtration of coarse precipitate. Whatman™ Grade 589/1 Quantitatve FIlter Paper Circles support tests such as cement fineness measurement in a standard Blaine test or determination of the ash content in foodstuffs. 
X100 589/1 1/2BLACK RIB BON150 MM

MD 142/5 PRESSURE FILTERHOLDER NEW

Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. X100 GR 4 41MM 100/PK

Offers high filtration efficiency and excellent filtrate purity due to its materials and methods of manufacture. Whatman™ Polycap™ HD Disposable Capsules fit between gross filters and microporous membrane filters used for final filtration. X5 POLYCAP 75 1.0/5.0 HD D/D

Manufactured from high-quality polycarbonate film and track-etched for high pore size precision. Whatman™ Polycarbonate Hydrophilic Membranes combine high flow rates and chemical and thermal resistance with sharply defined pores, making them suitable for microscopy, cytology, parasitology, and certain air and oceanography analyses. X100 FILTER MB PC 2.0UM 25MM

For minimal adsorptive protein loss X100 PURADISC 13 PS 0.45UM 13MM

Universal filter made from pure polyamide for clarification and sterile filtration X100 MB FILTERS NL 1625 MM P

Processes three to seven times more sample volume than filters without prefilter. Whatman™ GD/X Cellulose Acetate (CA) Syringe Filters are specifically designed for filtration of viscous or otherwise hard-to-filter samples with high solids content. X150 GD/X CELL ACETATE 0.2UM 13MM

Manufactured entirely from high-quality cotton linters with no additives and tested specifically for chromatographic techniques. Whatman™ Grade 3MM Chr Chromatography Paper ensures the wicking capability and uniformity of capillary action that are important in chemical separations. 100M ROLL TLC PAPER 3MMCHR 230MM

Use for biomolecular purification by solid-phase extraction and organic synthesis in combinatorial chemistry library generation X25 UNIFILTER PLATE 2ML GFC + PP

Coarse retention X100 Filter 802 fluted 15.0cm diam (pack of 100)

Elutrap starter kit ELUTRAP STARTER KIT

Functions as a prefilter when used with GF/B microfiber filters. Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D provide efficient membrane protection, especially during liquid scintillation counting. X100 GR. GF/D 7MM/100

Used in many air sampling filter applications, including sampling of acidic gases, stacks, flues, and aerosols. Whatman™ Quartz Air Sampling Filters are sequentially numbered according to U.S. Environmental Protection Agency (EPA) standards and are suitable for most applications. X100 TYPE QM-A FILT. / QUARTZ3.2CM

Whatman™ Mixed Cellulose Ester Membrane Filters are biologically inert and offers high degree of internal surface area for greater product adsorption. X400 MB FILTERS ME 26/31 STL

Provides reproducible results from the filtration of organic and aqueous solutions in HPLC. Whatman™ 13mm Spartan™ HPLC Certified Syringe Filters is resistant to common HPLC solvents and exhibits very low levels of extractables that could otherwise interfere with analysis. Filter holders Spartan 13/0,45 RC

Provide reliable performance for non-critical industrial laboratory and student lab applications X50 Qualitative Filter Paper, Grade 230, 50cm Diam

Designed to be resistant to organic solvents. Whatman™ 30mm ReZist™ PTFE Syringe Filters are ideal for the clarification of aggressive organic solvents and can also be used as a venting filter for small vessels. X100 FILTER REZIST-30 0 2µM NS

Manufactured from high-quality polycarbonate film and track-etched for high pore size precision. Whatman™ 293mm Nuclepore™ Polycarbonate Hydrophilic Membranes combine high flow rates and chemical and thermal resistance with sharply defined pores, making them suitable for microscopy, cytology, parasitology, and certain air and oceanography analyses. X25 NUC PC 293MM 0.1UM