Whatman 541

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  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 541

    GE Healthcare

    …34 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…

  • Hardened Ashless Grade 541 Quantitative Filter Papers

    GE Healthcare

    …of critical analytical filtration operations. Each grade offers a convenient combination of filtration speed and particle retention. Grade 541: 22 µm Fast filtration of coarse particles and gelatinous precipitates in acid/alkali solutions during gravimetric analysis. Typical…

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 542

    GE Healthcare

    …determinations 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…

  • Whatman Quantitative Filter Papers, Hardened Ashless, Grade 540

    GE Healthcare

    GE’s 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. Acid-treated for high wet-strength Extremely low ash content (0.006% ash…

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