Octachloronaphthalene Back Catalog number: 70742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50126 pH 2.0 Standard @ 25°C Price on request 675077 D10-Parathion-ethyl, 10mg Price on request C10045300 Acrylamide, certified, 0.25g Price on request