Methylphenidate

Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid hydrate (contains 5-10% isopropyl alcohol), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4065-45-6

Acenaphthylene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 208-96-8