CLP Semi-Volatile Base/Neutral Surrogate Std

2,6-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1194-65-6

Benzo(k)fluoranthene

(S)-(-)-Cotinine, 1000µg/ml in MeOH, 1ml