A hard problern is free from impurity iron in tbe preparation of cupric sulfate from spongy-copper.

用海绵铜生产硫酸铜，其困难在于除铁杂质。

TP reagent had significant influence on detecting magnesium, because it contented the high concentration of cupric sulfate.

可能是TP试剂因含高浓度硫酸铜，对镁测定有正干扰。

Conclusion TP reagent had significant influence on detecting magnesium, because it contented the high concentration of cupric sulfate.

结论：可能是TP试剂因含高浓度硫酸铜，对镁测定有正干扰。

In this paper, the study on making cupric sulfate with high arsenic bearing copper concentrate and the recovery of gold and silver are introduced.

介绍了以高砷铜精矿为原料，进行制取硫酸铜并回收其中金银的研究。

This technology USES a new catalyst to make copper oxidized by air in a dilute sulfuric acid solution and thus to prepare industrial cupric sulfate.

该工艺是使用一种新型铜蚀助剂，使紫铜在稀硫酸溶液中迅速被空气氧化而制备工业硫酸铜。

The absorption curves of the brightener UBAC 1a of bright acid copper plating and cupric sulfate of the bath were mensurated by experiments respectively.

通过实验分别测定了酸性镀铜光亮剂ubac 1a和镀液中硫酸铜的吸收曲线。

Electroless nickel copper phosphorus ternary alloy deposits were prepared by addition of cupric sulfate in electroless nickel phosphorus alloy plating bath.

在化学镀镍-磷合金液中加入硫酸铜制得镍-铜-磷三元合金。

Benzaldehyde ethylene glycol acetal was directly synthesized from benzaldehyde and ethylene glycol under microwave irradiation with cupric sulfate as catalyst.

用无水硫酸铜作催化剂，在微波辐射下催化合成苯甲醛乙二醇缩醛。