采用DDTC(铜试剂)-光度法测定酱油中的微量铜，研究了DDTC与铜显色反应的条件。
With DDTC (copper reagent) -photometry mensuration the trace copper in Soy sauce, have studied DDTC the condition with the copper reaction of colour developing.
用常压分步消化-碘量法测定防污漆中铜的含量，对氧化亚铜试剂和防污漆的最佳实验条件进行了总结。
The content of Tin and Copper in antifouling paints by microwave digestion-EDTA method has been determined and the optimum experimental condition has also been studied.
用途：氧化剂、催化剂、分析试剂。广泛用于特种铜、玻璃、陶瓷、搪瓷和干电池灯制造。
Useage:Oxygenate , catalyst, analytical reagent. It is widely used in the manufacturing of special copper, glass, ceramics, enamel, and dry battery light.
结论：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.
可能是TP试剂因含高浓度硫酸铜，对镁测定有正干扰。
TP reagent had significant influence on detecting magnesium, because it contented the high concentration of cupric sulfate.
本尼迪克特试剂：一种柠檬酸钠、碳酸钠和硫酸铜的溶液，当加入还原糖，如葡萄糖时，其颜色由蓝变为黄或红色。
Benedict's solution: a solution of sodium citrate, sodium carbonate, and copper sulfate that changes from blue to yellow or red in the presence of reducing sugars, such as glucose.
为此，以双氧水、铜铁试剂为掩蔽剂和除杂剂，对该含钒酸浸液进行了除杂净化试验。
For this, hydrogen peroxide and cupferron were used as screening agent and agent for removing impurities in the test of purifying this vanadium-containing acid leaching solution.
为此，以双氧水、铜铁试剂为掩蔽剂和除杂剂，对该含钒酸浸液进行了除杂净化试验。
For this, hydrogen peroxide and cupferron were used as screening agent and agent for removing impurities in the test of purifying this vanadium-containing acid leaching solution.
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