Filter Paper 215 mm Grade 3 Circles, designed for gravimetric analysis and the preparation of samples for instrumental analysis, High purity, for use in a wide range of critical filtration procedures, Wide range of filter grades and diameters, Ashless 0.007% are very pure filters
For filtration of liquids from 0.5mL to 100mL. Filters are HPLC certified, nonpyrogenic and noncytotoxic. Sterile. Membrane is regenerated cellulose with 25mm diameter and 0.2um pore size. Manufactured according to ISO 9002 standards. Individual packaging.
Membrane circles white, 47 mm, mixed esters, 0.45 um, 3.1 mm black grid, sterile. In these products the microorganism counts are very low and are therefore determined quantitatively via enrichment methods.