Strontium iodide is used as a scintillation gamma radiation detector. It is also used in a range of hand-held radiation detection instruments as well as in medical, industrial and environmental applications. It is used in medicine as a substitute for potassium iodide.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.