Norcocaine hydrochloride, 100µg/ml in MeOH, 1ml

(+/-)-Myclobutanil-d9 (butyl-d9),100 µg/mL,acetonitrile,1mL,

Oxypurinol, 100µg/mL in Water, 1ml

Fortification sol.,2000ug/ml in MeOH,1ml