Carbamazepine 10,11-epoxide, 100μg/ml in MeOH, 1ml

2,3-Dibromo-7,8-dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

MA - VPH Matrix Spike #2

zeta-Cypermethrin, 100 µg/ml, Acetone, 1ml