Desmetryn, 100μg/ml in Acetonitrile, 5ml

Maltoheptaose, >98%, 100mg

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)

2-Methylsulfonyl-4-trifluoromethyl benzoic acid