The technology and test results for the preparation of non-iron aluminium sulfate by primary amine extraction method are introduced. The technical and economical status of the process are also stated.
介绍了用伯胺直接从铝土矿的硫酸浸取液中萃取分离铁生产无铁硫酸铝的工艺研究内容和结果，并介绍了工艺技术经济状况。
The technology and test results for the preparation of non-iron aluminium sulfate by primary amine extraction method are introduced. The technical and economical status of the process are also stated.
介绍了用伯胺直接从铝土矿的硫酸浸取液中萃取分离铁生产无铁硫酸铝的工艺研究内容和结果，并介绍了工艺技术经济状况。
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