Pethoxamid, 100µg/ml in Acetonitrile, 5ml

Cyanazine, 10 µg/ml, Acetonitrile, 10ml

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)

all-trans 4-Keto Retinoic Acid, 5mg