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5月9日，河南省“九五”计划技改项目河南灵化集团化工总厂磷铵“三改三”复肥工程竣工投产。该工程为3万吨/年磷铵改3万吨/年硫基NPK复合肥工程，是在原装置的基础上新增一条生产线，生产硫酸钾三元复合肥，其特点为：N、P、K各含15％，且富含硫、钙、锌、硼、铁等中微量元素
May 9, Henan Province, “Ninth Five-Year Plan” technological transformation project Henan Chemical Group Chemical Plant ammonium phosphate “three to three” compound fertilizer project completed and put into production. The project is 30,000 tons / year ammonium phosphate to 30,000 tons / year sulfur NPK compound fertilizer project is based on the original device to add a production line, the production of potassium sulfate ternary compound fertilizer, which is characterized by: N, P, K each containing 15%, and rich in sulfur, calcium, zinc, boron, iron and other trace elements