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Whatman 1440-125

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Whatman Quantitative Filter Papers, Grade 40, 12.5cm, 100/pk

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$91.95

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MFR:
1440-125
Medex SKU:
WTM-1440-125
Packing Info:
100/pk
Usually Ships:
1 - 2 Business Days
Freight Quote Button:
False

Description

Features of the Whatman Quantitative Filter Papers:


  • Suitable for gravity or low-suction filtration.

  • Acid washed: Ash content not exceeding 0.007%.

  • Meet ASTM "ash content per circle" requirements.

  • Manufactured with demineralized water for high purity.

  • Limited wet strength, use care to avoid rupturing.

  • Particle Retention: >8µm.

  • Porosity: Medium.

  • Filtration Speed: AASTM, 75 seconds; Herzberg, 340 seconds.

  • Surface: Smooth.

  • Applications: Widely used, general-purpose gravimetric grade. Medium crystalline precipitates: calcium oxalate, well-digested barium. Normal loading; limited wet strength.

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