Initial Check Verif. Standard 4, in 4%HNO3, 100ml

Kojic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 501-30-4

Benzophenone, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 119-61-9

Risperidone, 1000μg/ml in MeOH, 1ml