Whatman Filter Paper

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Whatman Filter Paper
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  • …40 high-purity filters from Cytiva (formerly GE Healthcare Life Sciences) business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications. GE offers a range of Whatman ashless filter paper for your gravimetric…

  • Whatman Grade GF/F filter from Cytiva (formerly GE Healthcare 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…

  • …Life Sciences) 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. Aside from Grade 41 environmental pollution papers, Whatman quantitative paper comes in a…

  • filters are used in qualitative analytical techniques to 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…

  • …(formerly GE Healthcare Life Sciences) 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. Whatman quantitative papers come in a variety of particle…

  • …when filtration of fine particles is required. Because of its reduced thickness, Grade 44 ashless filter paper fromCytiva (formerly GE Healthcare Life Sciences)provides faster filtration of fine particles when compared with thicker papers of similar retention rating, such as Whatman Grade 42 paper.

  • A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing. 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…

  • …time taken to filter 100 ml water (20°C) through a filter area of 10 cm² at a constant pressure of 5 cm water column Whatman quantitative filters from Cytiva (formerly GE Healthcare Life Sciences) business are designed for gravimetric analysis. Grade 589/2 Whatman ashless filter paper can also be…

  • …of Grade 42. 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 Cytiva (formerly GE Healthcare Life Sciences) are designed for gravimetric analysis and…

  • …of all Whatman cellulose filter papers from Cytiva (formerly GE Healthcare Life Sciences). 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 Cytiva…

  • …filtration. Filters coarse particles Medium filtration speed Crêped for increased efficiency and filterlife compared to smooth filter papers ofsame diameter Filters coarse particlesMedium filtration speedCrêped for increased efficiency and filterlife compared to smooth filter papers ofsame…

  • …of Grade 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates. These extremely strong filter papers have a high wet strength due to the addition of a small quantity of chemically stable resin. Normal qualitative applications will not introduce…

  • …low ash hardened filter paper for quantitative analysis. All three are designed for use in gravity and vacuum/suction filtration in Büchner and Hirsch funnel applications and can be customized for an exact fit. Fast filters for vacuum filtration Whatman Grade 54 filter paper can sustain fast…

  • …cellulose filters are used in qualitative analytical techniques to 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 4: 25 µm Extremely fast filtering with…

  • …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 filter press…

  • …such as qualitative analysis. Reeve Angel products deliver as promised, every time. The filter is wet-strengthened with a small amount of chemically stable resin to extend the life of the filter and improve handling. Normal qualitative applications will not introduce any significant impurities…

  • …This fastest ashless filter paper is also used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates. This filter is also available in a disposable filter funnel. This is a convenient, disposable 47 mm filter funnel with a 250…

  • A prepleated filter for use with a conical filter funnel, offers fast filtration and high loading capacity for analysis involving coarse particles or gelatinous precipitates. Highest retention among standard filters Slow flow rate Fine-particle retention For qualitative analysis Highest…

  • Whatman Grade 589/3 ashless filter paper fromCytiva (formerly GE Healthcare Life Sciences)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…

  • …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 Highly resistant to chemical attack; absence of binders ensures that…

  • 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.

  • …Widely used in industrial laboratories and students laboratories for routine filtration. The filter is wet-strengthened with a small amount of chemically stable resin to extend the life of the filter and improve handling. Normal qualitative applications will not introduce any significant impurities…

  • …Life Sciences) Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection. Along with Grade 542 cellulose filter paper, the Whatman range of hardened quantitative papers from Cytiva (formerly…

  • filters for different sample types and analysis needs. For higher wet strength, increased loading capacity, or different particle retention, see Cytiva (formerly GE Healthcare Life Sciences) other Whatman binder-free filter options. Whatman glass microfiber filters without binder Filters

  • Cytiva (formerly GE Healthcare Life Sciences) 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. Manufactured from high-quality cotton…

  • …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…

  • …microfiber filters fromCytiva (formerly GE Healthcare Life Sciences)are smooth water quality filters with high retention efficiency. Grade 934-AH filters are often used in total suspended solids analysis. Grade 934-AH: 1.5 µm Discover other binder-free Whatman glass microfiber filters fromCytiva…

  • …variety of Whatman brand qualitative filter papers. Wet-strengthened and standard grades are available. Fluted filter for capturing gelatinous precipitate Whatman Grade 4V prepleated (fluted) filter paper fromCytiva (formerly GE Healthcare Life Sciences)is frequently used to filter gelatinous…

  • …speed of 50 s*Black ribbon filter’ for fast filtration of coarse precipitatesHigh purity ( *The time taken to filter 100 ml water (20°C) through a filter area of 10 cm² at a constant pressure of 5 cm water column Blaine test filter paper Whatman Grade 589/1 filter papers from Cytiva (formerly…

  • 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 …

  • Whatman cellulose filter paper grades are now available in a flat, quadrant folded format to fit conical filter funnels. Quadrant folded filter paper saves the user valuable time Quadrant folded filter paper provides ease of use when undertaking repetitive or multiple analyses

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