Whatman Filter Paper Grade 3

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Whatman Filter Paper Grade 3
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  • Whatman Grade 3 Qualitative Filter Papers

    GE Healthcare

    …standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. Grade 3: 6 µm …

  • 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 …

  • Ashless Grade 41 Quantitative Filter Papers

    GE Healthcare

    Whatman quantitative filters from GE Healthcare are designed for gravimetric analysis and the preparation of samples for instrumental analysis. They are available in three formats designed to meet specific needs. Grade 41 : 20 µm This fastest ashless filter paper is also…

  • Grade 2V Qualitative Filter Papers

    GE Healthcare

    …the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. The prepleating does not significantly affect any of the technical data, and the same figures may be used for the flat circles. Time-saving Whatman qualitative grades are offered in…

  • Filter Paper 11cm Gd230

    GE Healthcare

    Whatman Reeve Angel® Grade 230 qualitative filter paper circles Grade 230, is manufactured primarily for routine, non-critical laboratory filtration applications For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests Creped surface …

  • Filter Paper 230 Pk-50 12.5cm

    GE Healthcare

    Whatman Reeve Angel® Grade 230 qualitative filter paper circles Grade 230, is manufactured primarily for routine, non-critical laboratory filtration applications For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests Creped surface …

  • Hardened Ashless Grade 541 Quantitative Filter Papers

    GE Healthcare

    …quantitative filter papers featuring high wet strength and chemical resistance. These papers are acid-hardened, which reduces ash to an extremely low level. The tough surfaces pf these fillters make them suitable for a wide range of critical analytical filtration operations. Each grade offers a…

  • Grade 1 Qualitative Filter Papers

    GE Healthcare

    …determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. Grade 1: 11 µm The most widely used filter paper for routine applications with medium retention and…

  • Grade GF/C Glass Microfiber Filters

    GE Healthcare

    Grade GF/C is the standard filter in many parts of the world for the collection of suspended solids in potable water and natural and industrial wastes. Grade GF/C: 1.2 µm Combines fine particle retention with good flow rate. Fast and efficient clarification of aqueous liquids…

  • Whatman Quantitative Filter Paper, Hardened Low Ash, Grade 50

    GE Healthcare

    …thinnest Whatman brand hardened filter paper, highly glazed Grade 50 supports vacuum filtration in Büchner funnels or Hirsch funnels and enables strong retention of very fine crystalline precipitates. Thinner filter design (average thickness 115 µm) than most Büchner filter papers Acid-treated…

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 541

    GE Healthcare

    …s)Maximum of 0.006% ash concentrationGE’s Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration. Along with fast Grade 541 filter paper, the hardened, ashless range from GE…

  • Ashless Grade 42 Quantitative Filter Papers

    GE Healthcare

    …particle retention of all Whatman cellulose filter papers from GE Healthcare. Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman quantitative filters from GE Healthcare are…

  • Reeve Angel Grade 226 Creped Filter Paper

    GE Healthcare

    …or gelatinous precipitates (20-25 µm) High filtration speed High wet strength 0.28 mm thick High-loading capacity filters are used extensively in sugar and pharmaceutical laboratories for routine or repetitive filtration. Applications include filtration of pharmaceuticals…

  • 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

  • Grade 114V Qualitative Filter Papers

    GE Healthcare

    …the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. The prepleating does not significantly affect any of the technical data, and the same figures may be used for the flat circles. Time-saving Whatman qualitative grades are offered in…

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

    GE Healthcare

    …other Whatman binder-free filter options. Whatman glass microfiber filters without binder Filters that combine high loading capacity with fine particle retention are well suited for applications such as water quality parameter measurements involving large sample volumes. Grade GF/A filters can…

  • Filter Paper Type 802, 24cm

    GE Healthcare

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 542

    GE Healthcare

    …and hydroxide collection. Along with Grade 542 cellulose filter paper, the Whatman range of hardened quantitative papers from GE Healthcare’s Life Sciences business includes fast Grade 541 and general-purpose Grade 540 filters. All three grades are designed for use in quantitative analysis…

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

    GE Healthcare

    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. GE Healthcare’s Life Sciences business offers three grades of low ash hardened filter paper for…

  • Whatman Quantitative Filter Papers, Hardened Low Ash, Grade 52

    GE Healthcare

    Whatman Grade 52 is a general-purpose filter paper for quantitative analysis in Büchner funnel and other vacuum filtrations. The acid-hardened surface and low ash content enable efficient precipitate recovery. GE Healthcare’s Life Sciences business offers three grades of hardened low ash filter

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 540

    GE Healthcare

    Whatman Grade 540 is a high-purity, acid-treated cellulose lab filter paper. Mechanically strong Grade 540 is well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples. GE Healthcare’s Life Sciences business offers hardened ashless filter paper for a…

  • Ashless Grade 43 Quantitative Filter Papers

    GE Healthcare

    Intermediate in retention between Grades 40 and 41, and twice as fast as Grade 40. Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman quantitative filters from GE Healthcare are…

  • Ashless Grade 44 Quantitative Filter Papers

    GE Healthcare

    …range of critical analytical filtration procedures. Whatman quantitative filters from GE Healthcare are designed for gravimetric analysis and the preparation of samples for instrumental analysis. They are available in three formats designed to meet specific needs. Grade 44: 3 µm

  • Hardened Low Ash Grade 50 Quantitative Filter Papers

    GE Healthcare

    …similar to those of the acid-hardened ashless filter papers. Grade 50: 2.7 µm Retention of very fine crystalline precipitates. The thinnest of all Whatman filter papers. The hardened and highly glazed surface finish keeps the paper free from loose surface fibers. Highly suitable…

  • 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

  • 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…

  • 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 …

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