【摘要】 磷酸二氢钾作为食品添加剂、饲料添加剂和高效无氯磷钾复合肥,市场需求逐年上升。通过对传统的曼海姆法制硫酸钾工艺的改进,开发出以氯化钾和废硫酸为原料生产磷酸二氢钾的新工艺。与传统的中和法制备磷酸二氢钾工艺相比,新工艺具有工艺简单、成本低、投资小、资源利用率高等特点,产品可在农业上推广应用。更多还原

【Abstract】 Potassium dihydrogen phosphate as food additives,feed additives and efficient chlorine-free phosphorus and potassium compound fertilizer,and the market demand in our country is rising every year.Based on the improvement of the traditional mannheim technology of potassium sulfate,the new technology of potassium dihydrogen phosphate with potassium chloride and waste sulfuric acid as raw materials is developed.Compared with the traditional preparing technology of potassium dihydrogen phosphate,the new technology has characteristics of simple process,low cost,small investment,and higher resource utilization,the product can be applied in agriculture.更多还原