2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 63188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L12625000AL Difethialone, 10 µg/mL in Acetonitrile, 10mL Price on request 2820.7-50-ME Perfluorocyclohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 374-88-9 Price on request 70974 n-Heneicosane Price on request