CLP Semi-Volatile Base/Neutral Surrogate Std

(S)-Hexahydrocannabinol, 1000μg/ml in Acetonitrile, 1ml

D5-Terbuthylazine, 100 µg/ml, Acetone, 1ml

2,3,5,6-Tetrachlorophenol, 100 µg/ml, Cyclohexane