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 684529 Imicyafos, 25mg Price on request 52163A ILM 05.3 ICP-AES ICV Mix, Varied µg/mL in 5%-HNO3 / Water, 4x25ml Price on request 50452 CRM - 21 Component Metal Std. Price on request