Teflon Bag, On-Off Valve (4.7L) Back Catalog number: TE-23 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GCU37500PVCMW Cassette, 37mm 3pc 5.0µm, PVC Matched, (50µg), 50/ Price on request 811-9909-01 Inhalable Dust Sampler (100 µm Particle Cut at 2L Price on request GP25 Filter Support Pads, Porous Plastic, 25mm, 100/Pac Price on request