2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 63128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BB-3 4-Bromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 73443 2,4-Diamino-6-nitrotoluene Price on request 3706.10-80-05HC Gonyautoxin-1 and -4 Price on request