Nephelometer O-Ring, Replacement Back Catalog number: 385-0115-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800573-100 Diagnostic Panel only, Hi/Lo (2-50cc, 20-200cc, 0. Price on request KB-25 Kynar Bag 25.0L Price on request 385-0117-01 Tri-pod mounting bracket for Nephelometer (Tri-pod Price on request