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加硫酸调节磷铵产品中Ｎ和Ｐ_２Ｏ_５的含量张晓华（云南红河州磷肥厂６６１０００）红河州磷肥厂年产１２万吨磷铵装置自投产以来，产品中总氮经常小于１８．００％，有效五氧化二磷经常大于４６％。为了达到ＧＢ１０２０５—１０２１２—８８标准优级品级（总氮（Ｎ）≥...
Adding sulfuric acid to regulate the content of N and P_2O_5 in ammonium phosphate product Zhang Xiaohua (Honghe Phosphate Fertilizer Plant, Yunnan 661000) The annual output of 120,000 tons of ammonium phosphate plant in Honghezhou Phosphate Fertilizer Plant has been less than 18.00% since it was put into production, Phosphorus oxide is often greater than 46%. In order to achieve GB10205-10212-88 standard excellent grade (total nitrogen (N) ≥ ...