Strontium aluminate (sra, sral, sral2o4) is a solid odorless, nonflammable, pale yellow powder, heavier than water. It is chemically and biologically inert. When activated with a suitable dopant (eg. Europium, then it is labeled sral2o4:eu), it acts as a photoluminescent phosphor with long persistence of phosphorescence. Its cas number is [12004-37-4].

It is chemical having chemical formula 3bao*al2o3.