（1） 通过对黄钾铁矾沉淀过程的浓度以及动力学进行分析，得出黄钾铁矾沉

(1) Through the analysis of the concentration and kinetics of the precipitation process of jarosite, the influencing factors in the precipitation process of jarosite are obtained, and on the basis of previous researches, further understanding of the influence of these factors on the jarosite The impact of the precipitation process. <br>(2) Study the reaction process and phase changes during the precipitation of jarosite, analyze and sort out previous studies, use SEM to test the morphology of the produced jarosite crystals, and analyze the difference in morphology under different conditions Cause; XRD was used to identify the products of jarosite under different conditions and analyze the reaction process. <br>(3) Increasing the temperature of the reaction is conducive to increasing the reaction rate and precipitation rate of the jarosite reaction, and the resulting crystal form is better. The experiment showed that the activation energy generated by the reaction of yellow potash was 23.52KJ / mol.

(1) By analyzing the concentration and dynamics of the precipitation process of jatrothane, the influencing factors in the precipitation process of jaundice are obtained, and the effects of these factors on the precipitation process of jaundice are further understood on the basis of previous studies.<br>(2) To study the reaction process and phase changes in the precipitation process of jaundice, analyze and collate the previous research, test the resulting crystal form of jaundice with SEM, analyze the reasons for the difference in shape under different conditions, and use XRD to identify the products of the yellow potassium ferrite under different conditions, and analyze the reaction process.<br>(3) Raising the temperature of the reaction is conducive to increasing the reaction rate and precipitation rate of the yellow potassium ferrite reaction, resulting in a better crystal. Experiments show that the activation generated by the reaction of jaundice can be 23.52KJ/mol.

(1) Through the analysis of the concentration and kinetics of jarosite precipitation process, the influencing factors of jarosite precipitation process are obtained, and the influence of these factors on jarosite precipitation process is further understood on the basis of previous studies.<br>(2) The reaction process and phase change of jarosite precipitation process were studied. The previous studies were analyzed and sorted out. The morphology of jarosite crystal was tested by SEM, and the reason for the difference of morphology under different conditions was analyzed. The products of jarosite under different conditions were identified by XRD, and the reaction process was analyzed.<br>(3) Increasing the reaction temperature is beneficial to increase the reaction rate and precipitation rate of jarosite reaction, and the crystal shape is better. The experimental results show that the activation energy of jarosite reaction is 23.52kj/mol.<br>