Crystalline neodymium carbonate was prepared by aging amorphous neodymium carbonate,which was formed by the reaction of neodymium chloride and ammonium bicarbonate,at elevated temperature.
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- 以碳酸氢铵作沉淀剂,从氯化钕料液中沉淀钕,经陈化结晶制备碳酸钕。