Reserpine, 10µg/ml in Acetonitrile, 10ml

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)

Benzo[a]fluoranthene,200 µg/mL,acetonitrile,1mL,

Hexachloro(13C6)benzene, 1.2mL x 100ug/mL, nonane