Grade 50 Quantitative Filter Paper

Whatman No. 50. Quantitative, hardened, low ash. Retention of finest crystalline precipitates (2.7 µm). The thinnest of all Whatman filter papers. Slow flow rate. Hardened and highly glazed surface. This finish also keeps the paper free from loose surface fibers. Highly suitable for qualitative or quantitative filtrations requiring vacuum assistance on Büchner or 3-piece...