2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 2574.26-100-T Benzo[a]pentacene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-98-5 Price on request 10320.14-100-ME Metazachlor-d6, 100µg/ml in MeOH, 1ml Price on request 58248 Cadmium (Cd) Price on request