Whatman 1441-055 Filter Circles, 55mm Dia, Ashless Grade 41, 100/pk (PN:1441-055)
GR 41 5.5CM 100/PK
Quantitative Filter Papers - Ashless Grade 41 circles, 55 mm, 100/pk The fastest ashless filter paper, recommended for analytical procedures involving coarse particles or gelatinous precipitates (e.g., iron or aluminum hydroxides).
Click here for Whatman 1542-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 542
GR 41 5.5CM 100/PK
Quantitative Filter Papers - Ashless Grade 41 circles, 55 mm, 100/pk The fastest ashless filter paper, recommended for analytical procedures involving coarse particles or gelatinous precipitates (e.g., iron or aluminum hydroxides).
Click here for Whatman 1542-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 542
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