Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL,

1,1,2-Trichloroethane

Diflufenican, 100 µg/ml, Ethyl acetate, 1ml

Diltiazem (free base), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 42399-41-7