Cypermethrin, isomer mix

Tri-n-butyl phosphate-d27, 1.2ml x 50ug/ml, toluene

Zearalanone, 10.0 µg/ml, Acetonitrile, 1ml

4-Nonylphenol, mixture of nonyl isomers, 1000µg/mLin Isooctane, 1ml