Metazachlor, 100 µg/ml, Ethyl acetate, 5ml

Norcodeine hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 14648-14-7

13C6-Amoxicillin, 100µg/ml in Acetonitrile, 1ml

Sulfur Standard 1 Unit: 10mL screw cap bottle Chiron No. Matrix: Methanol Compound Concentration S-4072 Diethyl sulfide 0.5 ppm (w/w) Di-n-butyl sulfide 0.5 ppm (w/w)