CAS 7785-23-1 appears in our catalog under these names: Silver bromide, 99.5% , Silver bromide, Premion½, 99.998% (metals basis) , Silver bromide, 99.5% , Silver bromide, Premion|r, 99.998% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 25g, 100g, 5g.