EPA Method 8240A/1666 - Purgeable Internal Std

d2 C20 Triaromatic Sterane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-79-9

2-Naphthylamine, 100mg

Benzo[1,2-b;4,5-b']bisbenzofuran, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 208-37-7