Bisphenol S-d8 (2,2',3,3',5,5',6,6'-d8), 10mg

Octachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

N-Desmethyl Clozapine, 5mg

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)