Metolachlor, 100 µg/ml, Acetonitrile, 5ml

p-Toluic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 99-94-5

EPA Method 418.1 - Total Petroleum Hydrocarbons

n-Undecane, ?13C: -26.11, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 1120-21-4