2,2'-Dihydroxy-4,4'-dimethoxybenzophenone, 1000mg

(±)-Ketoconazole,2000 µg/mL,MeOH,1mL

502.2 Volatile Organic std., 0,2mg/ml in MeOH, 1ml

N-Nitrosobenzylmethyl-d3-amine,10mg,neat,10mg,