4,4'-DDD, 100 µg/ml, Toluene, 5ml

Fenpyrazamine, 100 µg/ml, Acetonitrile, 1ml

4-Nonylphenol-di-ethoxylate, 50 µg/ml, Acetone,

2,3,7,8-Tetrachlorodibenzothiophene, 1.2ml x 50ug/ml, toluene