2,2',6-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

4-Bromochlorobenzene, 20mg/ml in MeOH, 1ml

2-Chloro-1,3-dinitrobenzene, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 606-21-3

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)