EPA Method 515.2Methyl Derivatives Back Catalog number: 30074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95467 Pesticide Standard Price on request 11666.12-100-IO 2,5-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request S-4711-100UL PIONA Mix.1 - Isoparaffins 36 Isoparaffins with varying Wt.% as listed below; units: 0.1mL, 0.5mL neat. Chiron No. Name: Wt.% Chiron No. Name: Wt.% 1231.5 2-Methylbutane Price on request