Roxithromycin-d7, 1mg

Tri-p-tolyl phosphate, 1.2ml x 50ug/ml, toluene

Recovery Standard Solution, 1.2ml, nonane

3-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13865-48-0