D18-Octane, 1ml

Individual Calibration Solutions, 200uL, nonane

O-Desmethyl tramadol-d6 (racemic) , 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 16412-54-7

Cyprosulfamide, 100 µg/ml, Acetonitrile, 1ml