Triethylamine,400µg/ml inN,N-dimethylformamide,1ml

Carbon tetrachloride

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)

N-ethyl-d5-perfluoro-1-octanesulfonamidoacetic acid, 1.2ml x 50ug/ml, methanol