2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 66171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50056 Magnesium (Mg) Price on request 682330 Dinonyl phthalate (mixture of isomers), 1000mg Price on request 678014 Phenthoate, 100 µg/ml, Toluene, 1ml Price on request