Chloridazon D5, 10mg

Parathion-ethyl, 100µg/ml in Acetonitrile, 5ml

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 1ml

1-n-Butylpyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 35980-18-8