Fenvalerate, 100 µg/ml, Ethyl acetate, 5ml

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 1ml

(13C10)Kepone, 1.2mL x 100ug/mL, nonane

Trietazine, 100 µg/ml, Acetonitrile, 5ml