1,1,1,2-Tetrafluoroethane, 20mg/mL in MeOH, 1ml

D9-Butachlor, 10mg

Pyrene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1718-52-1

Diltiazem hydrochloride,1000 µg base/mL,MeOH,1mL,