4-Hydroxybenzoic acid, 1000µg/mL in MeOH, 1ml

Internal Standard Stock Solution, 1.2ml, nonane

Tetrachlorvinphos, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 961-11-5

Heptafluorobutyric anhydride, neat, Solvent-neat, Unit 1mL, # of units-10, Cas.no. 336-59-4