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 810-1601-01 Gilian 12 Pump Kit UL ATEX, Pump Only, No Charger Price on request 811-9918-02 Go-Cal AC Adapter NEMA, 100-240V Price on request 810-0902-01-R Data Logging Pump Only (No Dock) Price on request