2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 677230 HHCB (Galaxolide), 10.0 µg/ml, Cyclohexane, 1ml Price on request 673949 Tolclofos-methyl, 250mg Price on request 92413 Organophosphorous Standard Price on request