| abstract |
The invention relates to the technical field of feed additives, in particular to a preparation method of basic zinc chloride, which comprises the step of reacting an activating agent containing hydrogen chloride with a zinc salt system containing zinc oxide to obtain a newly prepared zinc salt activating system containing zinc chloride. The basic zinc chloride prepared by the method has stable zinc content, meets the standard of over 58.06 percent of the national standard, has stable product quality and good fluidity, meets the requirement of the basic zinc chloride of the national standard feed additive, and has clean production process. |