Tris(1,3-dichloro-2-propyl) phosphate, 1.2ml x 50ug/ml, toluene

Metronidazole,neat,neat,250mg,

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)

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane