Total Phosphate

4-Bromofluorobenzene, 100 µg/ml, Acetonitrile, 5

1,2,4,7,8-Pentachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

D4-1,4-Dichlorobenzene, 10.0 µg/ml, Methanol, 10