EPA Method 8040A Analytes Mix “A”

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)

1,3-Dinitropyrene, 100µg/mL in Toluene, 1ml

1-(o-Chlorophenyl)-2-thiourea