Isocaffeine (1,3,9-Trimethylxanthine),neat,neat,100mg,

Chlorbromuron, 10.0 µg/ml, Ethyl acetate, 10ml

Metformin hydrochloride, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1115-70-4

Fenhexamid, 10 µg/ml, Ethyl acetate, 10ml