Main application:� Antimony trioxide� is mainly applied to the industries of plastics, rubber, chemical fiber, paint, enamel, pigments, glass and electronics. Physical and chemical indicators and its characters: the main content is between 98.00-99.90 percent and it also can be produced according to the requirements of customers. And the average particle size can be determined according to the requirements of customers. �  �  Product Name: Antimony trioxide Other Name: Antimony(III) Oxide Molecular Formula:Sb2O3 CAS Number: 1309-64-4 EINECS Number: 215-175-0