Fenthion-oxon-sulfone, 10.0 µg/ml, Acetonitrile,

Ethofumesate-2-keto, 100 µg/ml, Cyclohexane, 1ml

D4-1,4-Dichlorobenzene, 10.0 µg/ml, Methanol, 10

2,3,4,5-Tetrabromobenzoic acid [13C6 ring], 1.2ml x 50ug/ml, methanol