4-Chlorophenol-2,3,5,6-d4, OD,1000 µg/mL,isopropanol,1mL,

Hydramethylnon, 100mg

Arsenic (As)

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)