Nephelometer O-Ring, Replacement Back Catalog number: 385-0115-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GB37C1000 Band, 37mm Shrink, Clear 1000/Pack Price on request GC7345PC Cassette, 37mm, 3 pc, 0.4µm Polycarbonate, 50/Box Price on request C-LFP-01 ACTI-VOC low-flow sampling pump kit in carry case Price on request