EPA Method 8260B Mix #4 Back Catalog number: 82466 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1293.20-10MG 9,10-Dihydrobenzo[a]pyren-7(8H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3331-46-2 Price on request 57429 Copper (Cu) Price on request MAHCH a-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane Price on request