Boron lithium oxide (B4Li2O7), pentahydrate is a chemical compound registered under CAS number 1303-94-2, with the molecular formula B4Li2O7 and a molecular weight of about 79.63 g/mol. It is also known as Lithum tetraborate pentahydrate. KingChemi supplies Boron lithium oxide (B4Li2O7), pentahydrate for laboratory research and bulk production; product code 924694. Send an inquiry for purity, packaging, price and lead time.