ASTM D-4815 Internal Standard Back Catalog number: 51072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4457-400-IO ISO 10382 Multicomponent Solution of PCBs and Organochlorine Pesticides. each 400µg/mL in isooctane; unit: 1x1ml Chiron No. Compound Abbr. CAS No Conc. 1mL Polychlorinated biphenyls 1999.12-100-IO 2,4,4’-Trichlorobiphenyl PC Price on request 57219 Potassium (K) Price on request 56229 Copper (Cu) Price on request