2,3',4,4'-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Berberine, >98%, 20mg

5-Ethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 42775-75-7

[13C12]Dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene