EPA Method 515.1Methyl Derivatives Back Catalog number: 30044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3895.5-100-T 2-Acetyl-2-thiazoline, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-, Cas.no. 29926-41-8 Price on request 0404.25-150-CY n-Pentacosane, ?13C: -28.21, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-99-2 Price on request 1088.20-10MG Benzo[a]pyrene-d12 Price on request