Grade A

Grade A microfiber filters have a fine porosity and a fast flow rate with a 1.6µm size particle retention. Grade A filters are frequently used in the filtration of precipitated proteins and cells. Ideally suited for use as a filter for radioimmuno assay of weak beta emitters by scintillation counting and gravimetric determination of airborne particulate. All filters are binderless borosilicate glass microfiber.

For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line), 707-525-5788 (California) or email Sales@CPIInternational.com.