Hexanoic acid, 1000µg/ml in Water, 1ml

Sodium 2-(N-ethylperfluorooctane-1-sulfonamido)ethyl phosphate, 1.2ml x 50ug/ml, methanol

Quinoxyfen, 100μg/ml in Acetonitrile, 5ml

1,2,3,4,6,7-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene