1-Ethyl-2-pyrrolidinone, 1000µg/ml in MeOH, 1ml

Hexachlorobenzene, 100 µg/ml, Acetonitrile, 5ml

(±)-Atenolol,100 µg/mL,MeOH,1mL,

Endrin, 10.0 µg/ml, Cyclohexane, 10ml