Quantitative disc filter paper, medium flow rate, Ø150 mm, 100 pcs

Ash-free paper (max 0.002%) made exclusively of cellulose cotton fibers. Used for routine gravimetrical analysis. Intermediate filter in terms of flow rate and retention. Surface weight 80 g/m², pore 8 – 12 μm, thickness 180 μm. Available in flat disks. Equivalent to: Whatman 40