PAH Calibration solution CS4, in IO/TO, 1ml

Nitrapyrin, 100mg

Nitrapyrin, 10 µg/ml, Ethyl acetate, 10ml

n-Eicosane, ?13C: -33.06, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 112-95-8