2,2',3,3',4,5,6'-Heptachlorobiphenyl (174) Back Catalog number: 63174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0458.17-200-IO 2,6,9-Trimethylphenanthrene, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66271-32-7 Price on request 2638.29-1UG 17 alpha(H),21ß(H)-25-Norhopane, 1µg Price on request C10652500 Uvinul 4050, 250mg Price on request