D4-2-Chlorophenol, 100 µg/ml, Acetone, 1ml

Azinphos-methyl, 100 µg/ml, Ethyl acetate, 5ml

Atrazine, 100 µg/ml, Methanol, 1ml

17 alpha(H),21 alpha(H)-30-Norhopane, 50µg/mL in Isooctane, 1ml