Dibromochloromethane, 100 µg/ml, Methanol, 5ml

84 µS/cm calibration solution (230mL)

alpha alpha alpha (20R,23R,24S)-4 alpha,23,24-Trimethylcholestane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 146276-33-7

alpha-Cypermethrin, 100µg/ml in Acetonitrile, 5ml