Benzene/n-Hexane Control Standard Benzene/n-Hexane = 1:2 (Neat 1mL)

(±)-Vanillomandelic acid,neat,neat,100mg,

Venlafaxine-d6 hydrochloride (N,N-dimethyl-d6), neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 1062606-12-5

Amidotrizoic acid, 100µg/ml in Acetonitrile, 5ml