用清洗特殊钢废酸生产聚铁净水剂及其Mn，Cr，Ni量的测定

Producing PFS Reagent from Waste Acid and the Determination of Mn,Cr and Ni

本文论述了长城特钢四厂在用酸洗特殊钢废酸生产聚铁净水剂中的重金属离子问题及其废酸中Ｍｎ，Ｃｒ。

This paper is a review about the questions of heavy metal ions in the process of producing PFS reagent of water purification from waste acid used for dipping special steel.And the determintion of manganese,chromium,nikel in waste acid is presented.