DISC 90MM C

Individual fritted discs for the fabrication of special apparatus or as a separate filtering device. · Three porosities are available: extra coarse (170-220 microns), coarse (40-60 microns), and medium (10-15 microns) · Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements