Zilpaterol-13C3 hydrochloride, 10mg

tert-Butanol

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/ml in MeOH, 5ml

(+/-)-Tebuconazole-d4 (4-chlorophenyl-d4),100 µg/mL,acetonitrile,1mL,