EPA Method 8270C Pesticide Mix #6 Back Catalog number: 91007 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95709 NJ EPH Aromatic Hydrocarbons Price on request DF-LCS-A40 Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Price on request 57292 Uranium (U) Price on request