Mass-Labelled PCB Congener Solution/Mixture, 1.2ml, nonane Back Catalog number: MBP-D7 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended S-FC92S-1.2ML 4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml Price on request 675721 Heptachlor-exo-epoxide, 10.0 µg/ml, Ethyl acetate Price on request 3433.11-100 MCPB, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-81-5 Price on request