4-Nitrophenol, 100 µg/ml, Methanol, 5ml

AK102 Retention Time Window Solution

2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene

1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane