EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676733 4-tert-Octylphenol-di-ethoxylate, 10.0 µg/ml, Ace Price on request S-4048-2K-T Perdeuterated Internal Standard - PAH-Mixture 1 4 Analytes, each 2000 µg/mL in toluene; units:1x1mL, 1x5mL Compounds Window 0978.10 Naphthalene-d8 1 [1146-65-2] 1086.12 Biphenyl-d10 2 [148 Price on request 0253.34-10MG Isoviolanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4430-29-9 Price on request