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 50726 ICP Mix #9 Price on request MET-12478D-10MG Metolachlor OA, 10mg Price on request 97388 VOC Standard Price on request