Huge Savings Item! Save 17% on the Whatman 4712N20PK 1004090 Grade 4 Qualitative Filter Paper, 90 mm Thick and Max Volume 1621 ml/m (Pack of 100) by Whatman at Steel City Robotics. MPN: 1004090-100. Hurry! Limited time offer. Offer valid only while supplies last. Used as a rapid filter for clean-up of biological fluids or organic extracts during analysis.Fast filtering with excellent retention of coarse particles and gelatinous precipitates. Compliments No. 1 for air pollution monitoring when high flow rates are important. Low retentivity, 20-25 µm.
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