Individual Calibration Solutions, 200ul, nonane

2,3,7,8-Tetrachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane

Sulfadoxine, 100mg

2,2',4,4',6-Pentabromo-6'-hydroxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene