2,2',3,4,4',5-Hexachlorobiphenyl (137) Back Catalog number: 66137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4012-ASS-IOX5 Pristane/n-Heptadecane Control Standard/Whole Oil Control Mixture 4 1000µg Pristane and 2000µg n-Heptadecane in 1mL isooctane Pristane/n-Heptadecane Price on request E523000 Emodin, 50mg Price on request S-4815-05-MX MIX 12 13c Fumonisins Price on request