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 GFPC4525 Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Price on request 801804-1 Gilibrator-2 Deluxe Kit, No Printer, 230V, Euro Co Price on request 783-0013-01-R Battery Pack AA Alkaline Price on request