2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 673845 D9-Chlormequat Chloride, 100 µg/ml, Deuterium oxi Price on request 79336 N-Nitrosodi-n-butylamine, 1000μg/ml in MeOH, 1ml Price on request 684084 Chloroacetic Acid, 100 µg/ml, Acetonitrile, 1ml Price on request