CAS 1312-43-2 appears in our catalog under these names: Indium(III) oxide, Puratronic½, 99.997% (metals basis) , Indium(III) oxide, 99.999% (metals basis) , Indium(III) oxide, 99.995% (metals basis) , Indium(III) oxide, 99.994% (metals basis) , Indium(III) oxide, 99.99% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 10g, 50g, 250g, 25g.