AMMONIUM PENTABORATE EXTRA PURE Usage And Synthesis
Chemical Properties
two crystal(s) forms: ortho-rhomb (α) and monoclinic (β); very stable with respect to loss of NH3, losing less than 1% NH3 at 50°C and only 2% at 200°C; prepared from an aqueous solution of NH3 and boric acid; used in flameproofing formulations [HAW93] [KIR78]
AMMONIUM PENTABORATE EXTRA PURE Preparation Products And Raw materials