EPA Method 8270 PAH Standard

(2S)-Iopamidol-d8 (di-N-hydroxyisopropyl-d4),100 µg/mL,MeOH,1mL,

Whole Oil Control Mixture 2 Relative ratios Chiron No. Name CAS No. by weight: 1300.6 Benzene [71-43-2] 1.5 1305.7 3,

Isopropyl benzene, 200µg/ml in MeOH, 1ml