CLP Calibration Standard

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

Nickel Nitrate Modifier

Isodrin, 1000µg/ml in MeOH, 1ml