Name: Ulexite Origin: Bolivia Specification(B2O3): 34% min Package: 1000kgs bags Use: It is widely used in boric acid, borax, boron and boron chemical etc, also as the material producing Calcium metaborate used in Non-alkali fiberglass industry. Tel: +86 411 82820625 Fax: +86 411 82820900 E-mail :Zhaodengfeng@sinochem.com