QC Standard 2

N-(4-chlorophenyl)-N'-(3,4-dichlorophenyl)urea , 1.2ml x 50ug/ml, methanol

9,9'-Bianthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1055-23-8

Gabapentin, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 60142-96-3