Fenothiocarb, 100 µg/ml, Acetonitrile, 1ml

2,2',4,6'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

3-Perfluoroheptyl propanoic acid (7:3), 1.2ml x 50ug/ml, methanol

1,4-Naphthoquinone