1. Novel process on cosynthesis of industrial and agricultural grade potassium nitrate and nitrogen-potassium compound fertilizer from Nirric acid,potassium chloride and ammonia was introduced.
   介绍了以硝酸、氯化钾和氨为原料，利用有机萃取剂使硝酸和氯化钾进行反应，制取农用或工业级硝酸钾并联产氮钾复合肥的新工艺；

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