EPA Method 8270 PAH Standard

7-Methyl-2-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 26593-50-0

EPA Method 8260 - Purgeable Internal Standard

PCB-Mix 3, 10µg/mL in Cyclohexane, 10ml