| 示波双电位滴定法测定天然水中SO_4~（2－） |
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| 引用本文： | 张胜义,徐华忠. 示波双电位滴定法测定天然水中SO_4~（2－）[J]. 安徽大学学报(自然科学版), 1995, 0(4) |
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| 作者姓名： | 张胜义 徐华忠 |
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| 作者单位： | 安徽大学化学系 |
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| 摘 要： | 在测试液中加入Ｋ_２ＣｒＯ_４和乙醇，提高Ｂａ~（２＋）对滴定终点指示的灵敏度，用示波双电位滴定法直接测定了多种天然水样中的，方法简便，结果可靠。
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| 关 键 词： | 硫酸根，天然水，示波双电位滴定法 |
Determination of SO￣(2-)_4 in Water with Oscillographic Potentiometric Titration |
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| Zhang Shengyi, Xu Huazhong. Determination of SO￣(2-)_4 in Water with Oscillographic Potentiometric Titration[J]. Journal of Anhui University(Natural Sciences), 1995, 0(4) |
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| Authors: | Zhang Shengyi Xu Huazhong |
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| Affiliation: | Department of Chemistry Anhui University Hefei 230039 |
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| Abstract: | A method for determination of in natural waters with oscillographicpotentiometric titration has been studied. The end point of the titration of with Ba2+ isvery sharp by means of adding K2CrO4 and C2H5OH into the test solution. The method issimple and the results are satisfaetory. |
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| Keywords: | sulphate water oscillographic potentiometric titration |
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