17-beta-Estradiol, 100µg/mL in Acetonitrile, 1ml

2,2',4,4',6,6'-Hexabromobiphenyl, 1.2ml x 50ug/ml, nonane

2-Nitrofluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 13177-29-2

1,2,8,9-Tetrachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,