化学品中文名称：硫酸标准溶液 化学品英文名称：Sulfuric Acid Standard Solution 有害物成分：硫酸 浓度：≤0.5mol/L CAS No.： 7664-93-9 危险性类别： 第8.1类 酸性腐蚀品 健康危害：该系列产品的的浓
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以PAN为指示剂用硫酸铜标准溶液滴定过量的EDTA标准溶液，从而求得镍的含量。
The excessive EDTA standard solution was titrated using copper sulfate with PAN as indicator so as to obtain nickel content.
本标准溶液以亚硫酸钠、甲醛等试剂在超净实验室中准确配制并分装于20毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with pre-standardized sodium sulfite and sub-packed in 20 ml ampoules.
本标准溶液以硫酸钾在超净实验室中准确配制并分装于20 毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with K2SO4 and sub-packed in 20 ml ampoules.
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