Whatman 1004-150 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 150mm Diameter (Pack of 100)

Whatman - 1441150-100 4716H35PK 1441150 Grade 41 Quantitative Filter Paper Ashless Filter Circles, 150 mm Max Volume 1764 ml/m (Pack of 100)

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Filter Paper, Quantitative, Grade 41 ashless, 15.0 cm

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Product Review

Filter Paper, Quantitative, Grade 41 ashless, 15.0 cm

Fast filtration of coarse or gelatinous precipitates (20-25 µm particle retention)
Acid washed, ash content 0.007%
Especially suitable for iron or aluminum hydroxides; rough surface
Widely used in determining silicon in iron and steel analysis
Used for quantitative air pollution analysis when determining gaseous compounds at high flow rates

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Whatman 1004-150 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 150mm Diameter (Pack of 100)