PRAT DUMAS ashless quantitative filter paper, high flow rate, 70 mm, 100 pcs

Ash-free paper (max 0.002%) made exclusively of cellulose cotton fibers. Its quick flow rate makes it recommendable for large precipitates, such as iron hydroxyde and other metal sulfates. Surface weight 80 g/m², pore 10 - 15 ?m, thickness 250 ?m. Available in flat disks. Equivalent to: Whatman 43

sales unit reference: QNDF-070-100, Ø (mm): 70, type: disk, pcs per sales unit: 100