摘要
以废铁泥、废氧化铁粉、废硫酸为原料，在实验室中制备了饲料级硫酸亚铁（ＦｅＳＯ_４·７Ｈ_２Ｏ）。其主要质量指标达到国家标准，平均回收利用率为６１．５％。预计此法具有较好的经济效益和环境效益。
The feed grade ferrous sulfate was prepared with three kinds of in dustrial wastes i.e.iron mud,oxidized iron powder scrap and waste sulfuric acid with 61.5% recovery.The main quality index is fit for national standard.
