High Purity Selenium Se Powder CAS 7782-49-2, 99%
Chemical formula: S. Black-gray non-metallic. It dissolves in concentrated sulfuric or chloroform. Purity>99% Sizes of the particles are 200, 100, or 325 mesh. HTML3_ HTML3_ The chemical formula can be used to describe HTML3_ HTML3_ . Selenium metall…