1,2,3-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

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)

1-Bromo-3,6-dichloro-9H-carbazole, 1.2ml x 50ug/ml, nonane

2-(N-ethylperfluoro-1-octanesulfonamido)-ethanol, 50µg/ml in MeOH, 1,2ml