hydrofluoride

Potassium bifluoride;Potassium acid fluoride;

化学品英文名称：Potassium hydrofluoride;

By fuming with sulfuric-phosphoric acid mixture the residual hydrofluoride was then expelled，and boron was finally determined by curcumin spectrophotometry after distillation.

同时，对所拟件下所得硼的分析结为全硼问题进行了进步探讨，结证实，所拟件下硼的测定结为全硼。