Oxydemeton-methyl, 100μg/mL in Acetonitrile, 1ml

2-Ethyltoluene, 200 µg/ml, Methanol, 1ml

(S)-(+)-Pregabalin

1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane