CAP,VARIABLE ORIFICE, ALUMINUM, for TUBE HOLDERS Back Catalog number: 200146 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 360-0040-01 Manual, GilAir-3/GilAir-5 Price on request 375-0009-01 Carrying Case for Nephelometer Price on request GCU37080MW Cassette, 37mm, 3pc, 0.8µm, MCE, Matched, Unb. 50/ Price on request