2,2’,3,4’,5,5’,6-Heptachlorobiphenyl (187) Back Catalog number: 66187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95124 2 VOC Mix Price on request 676674 D7-Metoprolol tartrate, 10mg Price on request 90127 Aroclor 1248 Price on request