ß-Hexabromocyclododecane,50 µg/mL,toluene,1mL,

Metoprolol tartrate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56392-17-7

Tris(4-chlorophenyl)methane-[13C19], 1.2ml x 50ug/ml, nonane

ICP Mix