2,4-Dibromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

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

Napht[1,2-a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 195-06-2

m-Xylene