Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF37TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 783-0009-02-R Battery Pack, GilAir-5. UL, ATEX, NiMH Price on request 811-9909-01 Inhalable Dust Sampler (100 µm Particle Cut at 2L Price on request 811-0913-01-R Outlet Fitting, Bag Fill Adapter Price on request