Perfluorooctane sulfonic acid, 100µg/ml in MeOH, 1ml

Sodium perfluoro-7-methyloctanesulfonate, 1.2ml x 50ug/ml, methanol

2,3,4,5-Tetrachlorophenol, 100 µg/ml, Methanol,

Aroclor 1016 in Transformer Oil