Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane

ζ-1,2,5,6,9,10-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene

Stavudine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3056-17-5

1,4-Butanediol