Cassette, 37mm 3pc w/ Type A/E Glass Fiber, 50/Box Back Catalog number: GCU37AE Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 375-0009-01 Carrying Case for Nephelometer Price on request GB37R1000 Band, 37mm Shrink, Red 1000/Pack Price on request TE-24 Teflon Bag, On-Off Valve (50L) Price on request