Filter, Tissue Quartz, (99.90% retention of 0.3µm Back Catalog number: GF25TQ Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 297-0012-01 USB Communications Cable for Nephelometer Price on request 810-1601-01 Gilian 12 Pump Kit UL ATEX, Pump Only, No Charger Price on request GCU37080GS Cassette, 37mm 3pc 0.8µm MCE, Gridded, Sterile, 50 Price on request