13826-83-0 42590-03-4 AMMONIUM FLUOBORATE Ammonium borofluoride Ammonium fluoborate (6CI) Ammonium fluoroborate Ammonium tetrafluoroborate Ammonium tetrafluoroborate(1-) Borate(1-), tetrafluoro-, ammonium EINECS 237-531-4 HSDB 6286