Use for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates or for quantitative air pollution analysis. Whatman™ Quantitative Filter Paper: Grade 41 Circles are commonly used in preparing samples for metal analysis after nitric acid digestion. X100 GR. 41 32.0CM/100/PKFILTER

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 CHROMATOGRAPHY PAPER GRADE 3 WHATMAN 20MM

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. GF/C glass fiber filter, circles 185mm, 1/Cs1822-185

Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples. X100 FILTER PAPER CIRCLES NO.40 DIAMETER 32MM(1440 032) (PACK OF 100)

Save time and costs during sample collection, transport, and archiving. Whatman™ 903 Protein Saver Card (EU) fits in the Whatman™ foil barrier resealable bags for storage. X100 903 PROTEIN SAVER CARD EU

Provides room temperature DNA storage combined with simplified purification of DNA for multiple amplifications from a single sample. Whatman™ FTA™ Elute Cards contain a chaotropic salt keeping proteins tightly bound while DNA is eluted from the matrix. X25 Micro card Whatman FTA Elute (pack of 25)

Served as the basis filter for EPA standard for the toxicity characteristic leaching procedure. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles offers an extremely high loading capacity and flow rate. X100 TYPE GF/F 3.7CM/100/PKGLASS F

Purifies aqueous and organic solutions. Whatman™ Puradisc 25mm Syringe Filters have polypropylene housings with female luer lock inlet and male luer outlet. X1000 PURADISC 25 0.2µM POLYETHERS

Manufactured from high-quality alpha cellulose cotton linter for high-performance use in automated Soxhlet extractor systems. Whatman™ Cellulose Soxhlet Extraction Thimbles are intended for applications including use in air and waste gas analysis. X25 Cellulose Thimbles, Single Thickness 18 x 55mm

Meets FDA/WHO antibiotic-assay control disc standards. Whatman™ Grade 740E Filter Discs are thick, highly absorbent paper discs made of high-purity cotton linter for use in antibiotic-assay procedures. X1000 740E 12.7MM

Sharp cutting edge provides quick and easy sampling from FTA™ and CloneSaver™ Cards with precise punching and ejection, uniform sampling, and no carryover between punches CUTTING MAT

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 PC MB 37MM .8UM

Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates. X100 FILTER PAPER GR. 1 47MM

Strengthened glass filter media by dual lamination with a tough polyester monofilament. Whatman™ HEPA-Vent Filters are ideal for air and gas filtration applications where high retention, dirt-holding capacity and flow rates are required. X10 HEPA-VENT GMF 50MM

Ensures that no contamination will occur during the transfer steps. Whatman™ Grade GB003 Blotting Paper eliminates sheet to sheet variations with precisely cut membrane sizes. X100 BLOT PAPER GB003 15X20CM

Designed to collect, transfer, and drop both sample and weighing boat into the acid solution during a Kjeldahl analysis without influencing analytical results. Whatman™ Kjeldahl Weighing Boats are excellent for both weighing and quantitative sample transfer. X100 Weighing trays

Provides scratch-free cleaning solutions. Whatman™ Lens Cleaning Tissue safely removes surface moisture and grease. X500 SHEETS LENS CLEAN. 460X570MM

Combines ease-of-use with accuracy and consistency for determination of the neutralization point in weak acid/strong alkali reactions. ACID ALKALI TEST PHENOPH. 7MMX5M

Lyses cells on contact, denatures proteins and protects DNA from degradation. Whatman™ Non-indicating FTA Classic Cards contain chemical denaturants and a free radical scavenger keeping DNA tightly bound while proteins and inhibitors are washed from the matrix. X25 FTA CLASSIC CARD

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 FILTER GLASS CIRCLE GF/C 50MM

Use for clarification and sterile filtration of liquids and gases under pressure. Whatman™ Holder for 25mm Syringe Filter is a polysulfone in-line membrane filter holder fitted with a pressure-resistant filter support and a silicone O-ring seal to ensure that the unit does not leak. X10 FP 025/1 FILTER HOLDERS25 MM

Lightweight air venting units suitable for protective vents in-line filtration, and isolation applications when working with chemicallly harsh solvents X10 REZIST 50/0 2 PTFE-S0.2AM, STE

Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing. X100 FILTER PAPER GR. 42 42.5MM

Zipper storage bag for 903 Protein Saver Cards X100 PLASTIC BAG ZIP 4 X 6

Enables high retention of fine particles in chemically harsh conditions. Whatman™ Quantitative Filter Papers: Grade 542 Circles are well suited for use in capturing fine precipitates in applications such as metal determinations and hydroxide collection. X100 FILTER PAPER GR. 542 55MM

Convenient qualitative grades offer major advantages over flat circles X100 FILTER PAPERS NO.2V 27CM DIAMETER(PACK OF 100) 1202 270

Solution for rapid purification of DNA stored on FTA Cards 500ML FTA PURIFICATION REAGENT

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring. X100 GF/A Glass Circles, 37mm

Constructed of Pergamyne paper. Whatman™ Grade 2122 Weighing Papers provide excellent quantitative transfer from paper. Shiny surface confirms complete transfer. X500 Grade 2122 Kjeldahl Weighing Boat Sheet, 150× 150 mm 2122 sheets

Designed for analysis of non-filterable residue and materials that require a high loading capacity glass microfiber filter. Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles are also used in cell harvesting, liquid scintillation, and monitoring pollution. X100 Glasfaser-Mikrofilter 934AH,D=90 mm