... ammonia with boric acid liquid, and then by taking off the reaction of ammonia, which was boric acid.(3) ... the mechanical strength, shorten the melting time. 2)Enamel, ceramic industry for the production of glaze, the glaze can reduce the thermal ... glaze, luster and improved products fastness.3)Pharmaceutical IndustryFor the production of boric acid ointment, disinfectant, astringent, antiseptic4 ...