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Ahlstrom

  • 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…

  • PTFE Depth Filters

    Advantec MFS

    Pure PTFE (Polytetrafluoroethylene) fibers are sintered to create a unique depth-type filter. These PTFE filters offer superior handling and minimal fiber slough-off compared to glass and quartz filters. Naturally hydrophobic, the media will separate aqueous from non-aqueous phases of mixtures.…

  • 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…

  • 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 …

  • 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 Grade 4 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. These…

  • 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 GF/C Glass Microfiber Filters, Binder Free

    GE Healthcare

    GE’s Whatman brand Grade GF/C glass filters offer fine particle retention, good flow rate and loading capacity. GF/C filters support liquid scintillation and total suspended solids analysis. Fine nominal particle retention of 1.2 µm GE Healthcare’s Life Sciences…

  • 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…

  • 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) …

  • Qualitative Filter Paper

    Advantec MFS

    Advantec Qualitative Filter Papers are made of 100% cotton linter cellulose. Primarily used for clarifying and removing precipitates (ppt) and preparation for quantitative analysis. These papers can be used over a pH range from 0-12 and a maximum temperature of 120°C. Ash content of 0.1%.…

  • Whatman Grade 6 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter for boiler water analysis. 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 and increased loading capacity compared to equivalent…

  • Whatman 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. A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. Prepleated qualitative filters are…

  • Qualitative Filter Papers, Ahlstrom 617

    Ahlstrom

    Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

  • Grade 4 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also…

  • Whatman Grade GF 10 Glass Microfiber Filters with Binder

    GE Healthcare

    Whatman Grade GF 10 glass microfiber filters from GE Healthcare’s Life Sciences business are made from borosilicate glass and strengthened with an organic binder to provide high mechanical stability. Temperature resistance up to 180°C Strengthened with high-quality organic…

  • 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…

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

    GE Healthcare

    GE’s Whatman Grade GF/D fine membrane filters are thick and offer good loading capacity. GF/D can also function as a prefilter when used with GF/B, and it comes in many sizes to fit most filter holders. Thick filter media for increased loading capacity Nominal particle retention of 2.7 µm Can…

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

    GE Healthcare

    GE’s 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 linters and treated to remove trace metals …

  • 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 Grade 602 h Qualitative Filter Papers

    GE Healthcare

    A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic spectra, refractometric analysis, and HPLC. A standard grade filter esed in sample preparation, e.g., in the beverage industry for residual sugar determination, acidic…

  • Grade 5 Qualitative Filter Papers

    GE Healthcare

    A standard grade clarifying filter excellent for cloudy suspensions and for water and soil analysis. 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 and…

  • Whatman 3-Piece Filter Funnel

    GE Healthcare

    For quick and easy filtration, Whatman 3-Piece filter funnels are available with a choice of three plates. They also come in several sizes to match your needs. For quick and easy filtration, Whatman 3-Piece filter funnels are available with a choice of three plates. They also come in several sizes…

  • Whatman Grade 0858 ½ Qualitative Filter Papers

    GE Healthcare

    Grained, with medium fast flow rate and medium retention. A universal filter paper, used for the filtration of extracts, oils, beer, syrups etc.; also applied in filter presses or for the aspiration of liquids. Savings in time required to quadrant-fold circles to fit conical filter funnels in…

  • Whatman Grade 595 ½ Qualitative Filter Papers

    GE Healthcare

    A prepleated filter used for many routine analytical applications in different industries (e.g., particle separation from food extracts or filtration of solids from digested environmental samples, e.g., for ICP/AAS analysis). Savings in time required to quadrant-fold circles to fit conical…

  • Whatman Grade 802 Qualitative Filter Papers

    GE Healthcare

    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 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…

  • 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…

  • ME Filter Membranes For NutriDisk

    GE Healthcare

    Specifically for aqueous solutions Hydrophilic For use up to 125°C Economical NutriDisk is an alternative to Agar plates. Colony counting identifications and selective microbial determinations can be carried out quickly and easily with NutriDisk. NutriDisk is supplied without membranes to…

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