Ethanol standard in water,5.0g/L,water, 1.5mL

Naphtho[2,3-a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 196-42-9

15N3-Atrazine-desethyl, 100 µg/ml, Acetonitrile,

n-Octadecane, ?13C: -30.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 593-45-3