Nitrofen, 100 µg/ml, Ethyl acetate, 1ml

n-Dodecane, ?13C: -32.54, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 112-40-3

1664 Oil & Grease Calibration Level #3

13C3-Melamine, 10mg