Boron Oxide 733 Third Ave. FL 21New York, NY10017 USATEL: (212) 752-2020FAX: (212) 821 0025 TECHNICAL DATA SHEET Boron Oxide (Anhydrous Boric Acid) Product Description CAS 223441-29-0 Molecular Formula B2O3 Molecular Weight g/mol 69.63 Packing Please contact us for available packing information Download SDS ReportTDS Report