Cassette, 25mm, 3 pc, 0.8µm Polycarbonate, 50/Box Back Catalog number: GCZ008PC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1004-01 PM-2.5 Impactor Kit, Replacement for Models 810-10 Price on request 700721 Printer only, Gilibrator-2 Price on request 800685 Air Boss Kit, LFS-113 (required for bag sampling) Price on request