????Product?Name:Boron Oxide

????Synonym:diboron trioxide

????CAS NO:1303-86-2

????Molecular?Formula:B2O3

????Molecular?Weight:69.62

????EINECS:215-125-8

????Properties:?Colorless glass crystal or powder. The surface is greasy and tasteless. Melting point: 450??C (lit.);

????Boiling point: 1860??C

????density: 2.46 g/mL at 25??C (lit.);

????Solubility: soluble in acid, ethanol, hot water, slightly soluble in cold water.

????Specification:??

????AppearanceWhite powder

????Purity??99.999%

????Fe??1.5ppm

????Ni??0.5ppm

????Cu??0.1ppm

????Mn??0.5ppm

????V??0.1ppm

????Ti??0.1ppm

????Zn??0.5ppm

????Be??0.1ppm

????Al??0.5ppm

????Sn??0.5ppm

????Mo??0.1ppm

????Na??1.0ppm

????Mg??0.5ppm

????Ca??0.5ppm

????Ba??0.5ppm

????Li??0.1ppm

????Au??0.1ppm

????Pb??0.5ppm

????Use:?Use...