2) phosphorus removing agent
深度除磷剂
1.
Preparation of phosphorus removing agent by modified fly ash;
粉煤灰改性制备深度除磷剂的研究
3) phosphorus deep removal
深度脱磷
4) deep removal of impurity
深度除杂
5) deep copper removal
深度除铜
6) deep iron removal
深度除铁
1.
The paper presents a method for deep iron removal from needle antimony by fire refining;where,by using phosphate as iron removal agent under oxidizing atmosphere,the iron in the refined antimony can be reduced to less than 50ppm.
介绍了一种粗锑火法精炼深度除铁的方法,在氧化性气氛下用磷酸盐作为除铁剂,精锑含铁可降至50×10-6以下。
补充资料：深度
1.向下或向里的距离。 2.事物向更高阶段发展的程度。 3.触及事物本质的程度。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条