CAS 10138-62-2 appears in our catalog under these names: Holmium(III) chloride, ultra dry, 99.95% (metals basis) , Holmium(III) chloride, anhydrous, 99.9% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 5g , 25g , 5g, 25g.