Mixed Calibration Standard 4

Chlorfenvinphos, 100 µg/ml, Cyclohexane, 1ml

2,4-Dimethylaniline,100 µg/mL,acetonitrile,1mL

2,3',4',5,5'-Pentachlorobiphenyl (= 2',3,4,5,5'-),100 µg/mL,isooctane,1mL,