2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 56082 Lead (Pb) Price on request 677891 Diclobutrazol, 10 µg/ml, Ethyl acetate, 10ml Price on request 71896 3-Methylcatechol Price on request