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 72978 Fipronil sulfone, 1000µg/ml in Acetonitrile, 1ml Price on request 674941 Benzyltrimethylammonium chloride, 100mg Price on request M542520 rac Mono(2-ethyl-5-oxohexyl) Phthalate, 1mg Price on request