No. 541 (Hardened)

Hardened Ashless No. 541 Quantitative Paper

No. 541 (Hardened)
  • Very fast filtration to retain coarse or gelatinous precipitates (20-25 µm particle retention)
  • Double acid wash, ash content 0.006%
  • Useful in the intermediate stages of gravimetric analysis under strong acid or alkaline conditions
  • Exceptionally high wet strength allows repeated washings; hardened with smooth surface
  • Absorbs a minimum quantity of solution; soluble salts are washed from it with comparative ease
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  1. Filter Paper, Grade 541, 55mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 5.5cm (100/pk) Learn More
    $25.76

    AW Part Number: 1541-055
    OEM Part Number(s): 1541-055

  2. Filter Paper, Grade 541, 70mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 7.0cm (100/pk) Learn More
    $30.47

    AW Part Number: 1541-070
    OEM Part Number(s): 1541-070

  3. Filter Paper, Grade 541, 90mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 9.0cm (100/pk) Learn More
    $40.21

    AW Part Number: 1541-090
    OEM Part Number(s): 1541-090

  4. Filter Paper, Grade 541, 110mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 11.0cm (100/pk) Learn More
    $46.20

    AW Part Number: 1541-110
    OEM Part Number(s): 1541-110

  5. Filter Paper, Grade 541, 125mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 12.5cm (100/pk) Learn More
    $54.78

    AW Part Number: 1541-125
    OEM Part Number(s): 1541-125

  6. Filter Paper, Grade 541, 150mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 15.0cm (100/pk) Learn More
    $79.13

    AW Part Number: 1541-150
    OEM Part Number(s): 1541-150

  7. Filter Paper, Grade 541, 185mm (100/pk)
    Whatman Filter Paper, Grade 541; Circles; Diameter: 18.5cm (100/pk) Learn More
    $116.88

    AW Part Number: 1541-185
    OEM Part Number(s): 1541-185

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7 Items

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