3,5-Dinitrobenzoic acid, 100 µg/ml, Acetonitrile,

Theophylline-d6 (dimethyl-d6), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 11790-39-8

Sulfamethoxypyridazine, 250mg

(+/-)-Geosmine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-, Cas.no. 164-19-1