Bromate standard, 1000μg/ml in Water, 125ml

4-Methylmethcathinone-13C6 hydrochloride (benzene ring-13C6),100 µg base/mL ,MeOH,1mL,

2-Cyclohexyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 131-89-5

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)