[13C3]-Cyanuric Acid, 1.2ml x 100ug/ml, water

Pyridaben, 100 µg/ml, Ethyl acetate, 5ml

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)

Sodium 2-Methyl-2-propene-1-sulfonate, 25g