Procaine hydrochloride,1000 µg base/mL,acetonitrile,1mL,

Zopiclone-d4, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 43200-80-2

1,2,3,7,8-Pentachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

Sample Fortification Solution, 1.2ml, nonane