alpha-Hydroxyalprazolam , , Solvent-, Unit , # of units-, Cas.no. 37115-43-8

1,2,4-Triazole, 100µg/ml in Acetonitrile, 5ml

Internal standard 3, 2000g/ml in MeOH, 1ml

2,4,4',5-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32690-93-0