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 676365 Nonafluoro-1-butanesulfonic acid, 100mg Price on request L18000071CY Pesticide-Mix 71, 10µg/ml in Cyclohexane, 10ml Price on request 680823 Altrenogest, 100mg Price on request