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  • Whatman Quantitative Filter Papers, Ashless, Grade 40

    GE Healthcare

    Whatman Grade 40 high-purity filters from GE Healthcare’s Life Sciences business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications. High-purity filters contain 0.007% maximum ash content Medium nominal…

  • Whatman Grade 934-AH Glass Microfiber Filters, Binder Free

    GE Healthcare

    Whatman Grade 934-AH borosilicate glass microfiber filters from GE are smooth water quality filters with high retention efficiency. Grade 934-AH filters are often used in total suspended solids analysis. Smooth surface for efficient precipitate recovery Nominal particle retention of 1.5 µm Can…

  • Whatman Quantitative Filter Papers, Ashless, Grade 42

    GE Healthcare

    GE’s Whatman Grade 42 quantitative papers have the finest retention of all Whatman ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis. Ashless: 0.007% ash maximum Fine (2.5 µm) nominal particle retention rating, eliminates…

  • Grade GF/F Glass Microfiber Filters, Binder Free

    GE Healthcare

    Whatman Grade GF/F filter from GE Healthcare’s Life Sciences business is manufactured from pure borosilicate glass. GF/F offers very fine particle retention and good loading capacity and flow rate. 0.7 µm nominal particle retention Served as the basis filter for EPA standard…

  • Whatman Qualitative Filter Papers, Fluted, Grade 1V

    GE Healthcare

    Whatman Grade 1V lab filter paper from GE Healthcare’s Life Sciences business is a widely used pre-folded filter for many general filtration applications. Nominal particle retention rating of 11 µm supports general filtration Intermediate filtration speed (Herzberg 150 s) Pre-folded filter for…

  • Whatman Grade GF/A Glass Microfiber Filters, Binder Free

    GE Healthcare

    GE’s Whatman Grade GF/A glass microfiber filters feature fine retention. GF/A filters are suitable for water quality parameter measurement and air filtration applications. Suitable for a wide range of liquid and air filtration applications Nominal particle retention of 1.6 µm Suitable for a…

  • GF/A Borosilicate Glass Microfiber Filters

    GE Healthcare

    1.6 µm Retention Efficient retention of small size particles to 1.6 µm Extremely high flow rate; filtration takes place both vertically and laterally through the filters High loading capacity, which continues to filter efficiently for a greater extended period …

  • Whatman Grade 934-AH RTU Glass Microfiber Filters, Ready to Use

    GE Healthcare

    Whatman Grade 934-AH ready-to-use (RTU) filters are the time-saving version of GE’s 934-AH filters, which are widely used for total suspended solids analysis. Prewashed, preweighed RTU filters eliminate pretreating steps otherwise required by Standard Method 2540D Fine particle…

  • Whatman Quantitative Filter Papers, Ashless, Grade 41

    GE Healthcare

    GE’s Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air. Extremely low ash content (0.007% ash maximum) 20 µm nominal particle retention rating Fast…

  • Whatman Multigrade 150 Glass Fiber Filters

    GE Healthcare

    GE’s Whatman GMF 150 prefilters are multilayer graded density filters for rapid and efficient filtration of samples with high solids content. Compared to an unprotected membrane, greater sample volume can be filtered Higher particulate loading capacity and faster flow rates than uniform…

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

    GE Healthcare

    GE’s Whatman Grade 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…

  • Whatman Grade 201 Qualitative Filter Papers

    GE Healthcare

    A general qualitative filter for less critical routine analysis. Widely used in industrial laboratories and students laboratories for routine filtration. Retains medium-fine precipitates Relatively slow filtration speed Smooth surface and close texture For general-purpose qualitative analysis…

  • Grade 2 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing. These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate…

  • Grade 3 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. Grade 3: 6 µm Double the thickness of Grade 1 with still finer particle retention and excellent loading capacity; more precipitate can be…

  • Whatman Quantitative Filter Papers, Ashless, Grade 44

    GE Healthcare

    GE’s Whatman Grade 44 quantitative paper is a thin version of Grade 42 ashless paper. The thinness reduces the overall ash content, making Grade 44 well suited for analyses relying on ash-free dry weight. Accurate ash free dry mass measurements Fine nominal particle retention rating of 3 µm …

  • Whatman Qualitative Filter Papers, Fluted, Grade 114V

    GE Healthcare

    Whatman Grade 114V smooth filter paper from GE is wet-strengthened for high mechanical stability. Grade 114V fluted filters are suitable for recovery of large particles and gelatinous precipitates. Nominal particle retention rating of 25 µm Fast filtration (Herzberg 38 s) Chemically stable…

  • Whatman Grade EPM 2000 Air Sampling Filter

    GE Healthcare

    GE’s Whatman EPM 2000 air filters are used in high-volume PM-10 sampling equipment. Manufactured from 100% pure borosilicate glass, they enable detailed chemical analysis of trace pollutants with minimal interference. Air retention efficiency of 99.95 percent of 0.3 µm size particulates …

  • Grade 2V Qualitative Filter Papers

    GE Healthcare

    A prepleated filter widely used for general purpose filtration. Has excellent particle retention and a good filtration speed and loading capacity. Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses. Decreased overall…

  • Whatman Quantitative Filter Papers, Ashless, Grade 589/1

    GE Healthcare

    With less than 0.01% ash, GE’s Whatman Grade 589/1 filter papers can be used for the Blaine test in the cement industry and as an ash content test filter for foodstuffs. Herzberg filtration speed of 50 s* Black ribbon filter’ for fast filtration of coarse precipitates High purity ( Blaine…

  • Whatman Quantitative Filter Papers, Ashless, Grade 589/3

    GE Healthcare

    Whatman Grade 589/3 ashless filter paper from GE is particularly useful in capturing very fine particulate samples such as insoluble molecules in fats or oils or supporting ash free dry mass. High purity ( ‘Blue ribbon filter’ Very fine precipitate retention (class 2d acc. to DIN 53 135) …

  • 1PS Phase Separator Papers

    GE Healthcare

    Whatman 1PS Phase Separator is a high-grade filter paper impregnated with a stabilized silicone that renders it hydrophobic, retaining the aqueous phase and passing the solvent phase through. Ease of use: No special training required Any number of separations can be processed together …

  • Whatman Grade 8 Ruled Filter Papers

    GE Healthcare

    White filter paper with printed green lines for optical assessment. White filter paper with printed green lines for optical assessment. For routine investigations of foreign substances in a variety of sample types.

  • Whatman Grade 2555 ½ Qualitative Filter Papers

    GE Healthcare

    A medium fast filter paper used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer. Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses. Decreased overall…

  • Whatman Seed Testing Papers, Grade 3014

    GE Healthcare

    Grade 3014 seed testing pleated strips for testing particularly sensitive seeds. Grade 3014 seed testing pleated strips for testing particularly sensitive seeds. Owing to their extremely high purity our seed testing papers provide reliable and reproducible results. The papers are made from pure…

  • Whatman Qualitative Filter Papers, Fluted, Grade 5V

    GE Healthcare

    GE’s Whatman Grade 5V fine particle filter retains particles as small as 2.5 µm for qualitative analysis. This cellulose filter paper is fluted for ease-of-use. Has highest nominal particle retention efficiency of fine particles in Whatman qualitative cellulose paper range Slow filtration speed…

  • Whatman Grade 1573 ½ Qualitative Filter Papers

    GE Healthcare

    A medium fast filter paper with high wet strength. This paper has the same chemical resistance characteristics as Grade 1573 Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses. Decreased overall filtration time because of the extra…

  • Reeve Angel No. 202 Qualitative Grade Filter Paper

    GE Healthcare

    Moderately open structure provides medium-fast filtration of coarse particles Contains wet-strength additive Creped surface provides greater true surface area Widely used in pharmaceutical and biological applications

  • Whatman Quantitative Filter Papers, Ashless, Grade 589/2

    GE Healthcare

    Whatman Grade 589/2 filters from GE are used in routine quantitative analyses, including analysis of aqueous suspension in paper, flour analysis, and sand content quantification. High purity ( Retention of medium fine precipitates, such as grains of sand Herzberg filtration speed of 140 s* …

  • Whatman Grade GF/B Glass Microfiber Filters, Binder Free

    GE Healthcare

    GE’s Whatman brand Grade GF/B is a thick filter with fine particle filter and good loading capacity. GF/B filters are particularly useful for liquid clarification and liquid scintillation counting. Nominal particle retention of 1.0 µm Appropriate for liquid clarification and/or liquid…

  • Whatman Qualitative Filter Papers, Fluted, Grade 4V

    GE Healthcare

    GE’s Whatman Grade 4V filter paper is well suited for qualitative analysis or general filtration of coarse particles. The fluted filter design increases filtration speed, flow rate, and loading capacity. Very fast flow rate Retention of coarse and gelatinous precipitates Nominal particle…

  • Whatman Grade Shark Skin Filter Papers for Technical Use

    GE Healthcare

    Creped, medium to slow filter paper. Resistant to weak acids and bases. Often used as a protective paper for filter press cloths, as well as in processing of cocoa butter and edible oils. Creped, medium to slow filter paper. Resistant to weak acids and bases. Often used as a protective paper for…

  • Whatman Grade 113 Qualitative Filter Papers

    GE Healthcare

    Ultra high loading capacity with a particle retention well suited for use with coarse or gelatinous precipitates. Fastest flow rate of the qualitative grades. Creped surface. Thickest filter paper in the qualitative range. Ultra high loading capacity with a particle retention well suited for use…

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