Whatman Filter Paper

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

  • 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…

  • …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…

  • …calcium carbonate filterCytiva 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…

  • …analysisCytiva 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…

  • 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…

  • 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 …

  • …conical filter funnelsFluted filter paper design decreases filtration time and increases loading capacityCytiva 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. The Whatman filter paper range…

  • …quadrant-folded filters, Cytiva Whatman Grade 2V pre-folded filter paper exposes extra surface area, which enables a higher loading capacity and shorter filtration time. Cytiva business offers a broad range of Whatman qualitative filter papers, including standard filter grades and wet-strengthened…

  • …used pre-folded filter for many general filtration applications. Cytiva offers a full line of qualitative papers in standard filter grades and wet-strengthened grades. Whatman pre-folded general filter paper As the pleated and pre-folded version of Whatman filter paper 1, Grade 1V…

  • …Cytiva business offers Whatman qualitative filter paper in a variety of nominal particle retention ratings. See other other wet-strengthened and standard grades to find the right filter for your application. Prepleated (fluted) filter papers Whatman Grade 114V filter paper is wet-strengthened…

  • …business offers a 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 is frequently used to filter gelatinous precipitate or during…

  • …Wet-strengthened creped filter paper Creped filter paper, which has a rough surface, is designed to increase loading capacity. Fluted (pre-pleated) paper filters eliminate the need to quadrant-fold circles in repetitive or multiple analyses. Whatman Grade 113V paper filters from Cytiva…

  • …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 business are…

  • 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

  • …‘White ribbon filter’ High 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 Whatman quantitative filters from Cytiva business are designed for gravimetric analysis. Grade 589/2 Whatman ashless filter paper can also…

  • Whatman Grade 589/3 ashless filter paper fromCytiva 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) …

  • …of 0.006% ash concentrationCytiva 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 Cytiva…

  • …is required. Because of its reduced thickness, Grade 44 ashless filter paper fromCytiva provides faster filtration of fine particles when compared with thicker papers of similar retention rating, such as Whatman Grade 42 paper. Cytiva products are intended for sale/shipment within the US…

  • Cytiva Whatman Grade 43 filters support inorganic analysis and other forms of instrumental analyses. The low ash content also makes Grade 43 appropriate for gravimetric analyses requiring sample combustion. Very low ash content (0.007% ash concentration maximum) Intermediate particle…

  • …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…

  • …is particularly valuable when the paper is used as a sample carrier. This filter is also available in the FilterCup. This is a convenient, disposable 70 mm filter funnel with a 250 ml capacity molded from polypropylene with an integral, heat bonded filter (catalog number 1600-003). Cytiva…

  • …applicationsCytiva 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. Cytiva business offers three grades of low ash hardened filter paper for…

  • …applicationsCytiva 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. Cytiva business offers three grades of hardened low ash filter paper.

  • …ash maximum)Cytiva 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 business…

  • …suspensionsCytiva 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. Cytiva business offers hardened ashless filter paper for a variety of…

  • A standard grade filter paper for fine precipitates . Maintains flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. Decreased overall filtration time because of the extra surface area exposed; the normal slow down of…

  • Slow filter paper with high wet strength. This paper has the same chemical resistance characteristics as Grade 1573. Slow filter paper with high wet strength. This paper has the same chemical resistance characteristics as Grade 1573. These extremely strong filter papers have a high wet strength due…

  • …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 591: 7-12 µm A thick filter paper with…

  • Grade 602EH½ Qualitative Filter Papers for very fine precipitates. Maintains flow rate due to the reduction in filter paper contact with funnel side and the self-supporting shape of the filter itself. Decreased overall filtration time because of the extra surface area exposed; the normal slow…

  • …contact between filter and funnel maintains flow rate.Eliminated need to quadrant-fold filter circles to fit conical funnels saves time in repetitive or multiple analyses.Prepleated filters have the same technical properties as the respective filter circles.A standard grade filter papers for fine…

  • filter area is available.Maintained flow rate due to 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.Fast filter

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