4-Chlorophenol, 10 µg/ml, Methanol, 10ml

n-Hydrocarbon Mix C8 - C40, 2000µg/ml in MeCl2 : CS2 [3:1], 1ml

D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml

D4-Imidacloprid, 100 µg/ml, Acetone, 1ml