Whatman

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Whatman Quantitative Filter Papers, Grade 41, 12.5 cm, 100/pk

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$87.95

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MFR:: 1441-125
Medex SKU:: WTM-1441-125
Packing Info:: 100/pk
Usually Ships:: 1 - 2 Business Days
Freight Quote Button:: False

Description

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: >20—25m.
Porosity: Coarse.
Filtration Speed: ASTM, 12 seconds; Herzberg, 54 seconds.
Surface: Smooth, open texture.
Applications: Gelatinous precipitates and coarse particles. Metallurgy: iron and aluminum hydroxides. Air pollution monitoring. Normal loading; limited wet strength.

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