2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 63177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3018.5-1ML 2-Methyl-2-butene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 513-35-9 Price on request 676397 2,4-Dichlorotoluene, 250mg Price on request 8361.6-100MG 1-Bromo-2,4,5-trichlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 29682-44-8 Price on request