Azorubin, certified, 0.25g

Fenthion-oxon, 100µg/ml in Cyclohexane, 5ml

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)

Ethanol standard in serum,4.0g/L,serum, 1.5mL