Iohexol, 100 µg/ml in Acetonitrile, 5ml

4-Bromo-2,3,5,6-tetrachloroaniline, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no.

3-Fluoro-2,2',5,5'-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 876009-96-0

Cesium (Cs)