17-alpha-Estradiol, certified, 0.1g

1,2,4,6,7-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Clopyralid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1702-17-6

2-Chlorodibenzofuran, 1.2ml x 50ug/ml, nonane