Nephelometer O-Ring, Replacement Back Catalog number: 385-0115-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended KB-05 Kynar Bag 0.5L Price on request 811-9961-NO Gilian 800i/5000/10i Power Module, No Cord Price on request 911-0601-EU-R Single Unit Charger w/ Power Adapter, USB, BDX-2- Price on request