BTEX (2.0 µg/mL)

Tinidazole, 10mg

[13C3]-Melamine, 1.2ml x 100ug/ml, water

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy 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)