PCB Congeners (10 ppm) Back Catalog number: 97819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1286.19-10MG 5 alpha(H)-Androstan-17-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 963-74-6 Price on request 683040 Acetamiprid-N-desmethyl, 100 µg/ml, Acetonitrile, Price on request 83531 MCPB Price on request