4-Bromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Uranium (U)

1,2,3,7,8-Pentachlorodibenzofuran , 1.2ml x 50ug/ml, nonane

2,4-Dibromodibenzofuran, 1.2ml x 50ug/ml, toluene