Struvite[MgNH4PO4·6H2O] is a white inorganic crystalline which is insoluble in water.By means of struvite formation,nitrogen and phosphorus from wastewater can be removed and reused.pesticide waste water handling best ratio of magnesium and phosphate their improvement were discussed.%鸟粪石时一种难溶于水的白色晶体,其主要成分是六水合磷酸盐（MgNH4PO4.6H2O）。通过形成鸟粪石,可实现对废水中氨氮的去除。文章找出处理农药类废水所需的磷酸盐和镁盐的最佳配比。
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