Compared with YS/T582-2013, this standard adjusts the requirements for Li2CO3, Na, Ca, Mg, Fe, SO42-, moisture, magnetic substances and particle size d50, increases the content requirements of lithium carbonate, and tightens the requirements for impurity indicators. This standard has gone through pre-research, project establishment, drafting, soliciting opinions and review stages, and finally determined the text and content of the standard. The indicators of this standard have a certain degree of advancement and can represent the leading level in the industry.