Butafenacil, 100 µg/ml, Acetonitrile, 1ml

Ethanol standard in serum,0.8g/L,serum, 1.5mL

alpha-Hydroxyalprazolam

2,5-Dichlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 583-78-8