Alachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

D12-Benzo[a]pyrene, 100 µg/ml, Cyclohexane, 1ml

EPA Method 8260 C-19 Standard

Benzo[ghi]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-24-2