Clofentezine Back Catalog number: 72973 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 63202 2,2',3,3',5,5',6,6'-Octachlorobiphenyl (202) Price on request 72571 Triethyl citrate Price on request 675761 Heptachlor endo-epoxide, 10.0 µg/ml, Ethyl acetat Price on request