讨论了利用七水硫酸亚铁生产饲料级一水硫酸亚铁的设备及生产条件，产品有效成分铁的含量达到30％以上。
The equipment and conditions are obtained for the production of feed grade FeSO4. The product contains 30% of Fe.
以硫酸法生产钛白粉的副产品——七水硫酸亚铁为原料，采用复合氧化剂合成聚合磷硫酸铁粉体，探讨了合成聚合磷硫酸铁的最佳工艺条件。
The powdery polyphosphate ferric sulfate was prepared from iron vitriol, the byproduct in titanium pigment production by sulfuric acid process, and complex oxidant.
以硫酸法生产钛白粉的副产品——七水硫酸亚铁为原料，采用复合氧化剂合成聚合磷硫酸铁粉体，探讨了合成聚合磷硫酸铁的最佳工艺条件。
The powdery polyphosphate ferric sulfate was prepared from iron vitriol, the byproduct in titanium pigment production by sulfuric acid process, and complex oxidant.
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