Chloridazon-desphenyl, 10mg

4-Bromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Pesticide Mix 2A, 10ug/ml in IO:Acetone (95:5), 1ml

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)