2,3,3',4,4',6-Hexachlorobiphenyl (158) Back Catalog number: 66158 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12005.20-10MG Tributylacetylcitrate,neat,neat,10mg, Price on request 93240 Pesticide Standard Price on request 96593 Chlorpheniramine Price on request