Redox Standard 650mV @25°C, 500ml

1,4-Dichlorobenzene, 1000µg/ml in MeOH, 1ml

D14-Trifluralin, 100 µg/ml, Acetonitrile, 1ml

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