Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF25TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 360-0049-01 Manual, Gilibrator-2 Flow Monitoring Software Price on request 811-1004-02 PM-10 Impactor Kit, Replacement for Models 810-100 Price on request GF37450 Filter, MCE, 0.45µm, 37mm, 100/Pack Price on request