Ethalfluralin, 10.0 µg/ml, Ethyl acetate, 10ml

Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 7220-81-7

1-Aminobenzo[e]pyrene, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no.

Trifluoromethanesulfonic acid, 50µg/ml in MeOH, 5ml