Teflon Bag, On-Off Valve (1.2L) Back Catalog number: TE-21 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9929-01 Inhalable Dust Sampler, GSP-3.5 Conical Style (100 Price on request 700721 Printer only, Gilibrator-2 Price on request GCU37500PVC-2 Cassette, 37mm 2pc 5.0µm PVC, 50/Box Price on request