2,2',3,5',6-Pentachlorobiphenyl (95)

2,3,5,6-Tetrachlorophenol, 100 µg/ml, Methanol,

2,5-Dimethoxy-2,5-dihydrofuran (cis, trans mixture)

Perfluoro-n-dodecanoic acid, 1.2ml x 50ug/ml, methanol