Dinoseb, 100µg/ml in Acetonitrile, 1ml

2,2',3,3',4,4',6,6'-Octabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

Sodium p-n-tetradecylbenzenesulfonate, 100 µg/ml,

Dibenzofuran