Reference Gas Oil Sample Lot #2, 1ml

1H,1H,2H,2H-Perfluorododecyl acetate, 1.2ml x 50ug/ml, isooctane

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)

80.000 µS/cm conductivity solution (230mL)