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 GCU37500PVCMW Cassette, 37mm 3pc 5.0µm, PVC Matched, (50µg), 50/ Price on request 811-0909-EU-R Power Supply, 5 -Station 100-240Vac, 50-60 Hz, EU Price on request 783-0008-04 Battery Pack, Replacement BDX II, NiMH Price on request