115372-66-2 12258-53-6 1332-77-0 13764-84-6 163701-95-9 193906-27-3 Boric acid (H2B4O7), dipotassium salt Boric acid, dipotassium salt Boron potassium oxide (B4K2O7) Dipotassium tetraborate EINECS 215-575-5 Potassium borate Potassium borate (K2B4O7) Potassium tetraborate