Mass-Labelled PCB Recovery Standard, 1.2ml, nonane

Azithromycin, 1000µg/ml in MeOH, 1ml

n-Dodecane, ?13C: -32.54, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 112-40-3

D6-Dimethachlor Metabolite CGA 369873, 100µg/ml in AL, 1ml