| 还原浊度法测定溴化锂－铬酸锂混合液中的硫酸根 |
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| 引用本文： | 谢家理,冯易君,王劲榕.还原浊度法测定溴化锂－铬酸锂混合液中的硫酸根[J].化学研究与应用,1996(1). |
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| 作者姓名： | 谢家理 冯易君 王劲榕 |
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| 作者单位： | 四川大学化学系 |
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| 摘 要： | 还原浊度法测定溴化锂－铬酸锂混合液中的硫酸根谢家理，冯易君，王劲榕（四川大学化学系成都６１００６４）关键词硫酸根，溴化锂，铬酸锂，比浊法由于溴化锂致冷剂不污染环境将得到推广应用，以取代氟里昂。因此控制微量杂质硫酸根的测定是必要的。若用离子色谱法测定，...
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| 关 键 词： | 硫酸根，溴化锂，铬酸锂，比浊法 |
DETERMINATION OF SULFATE ION IN MIXED LITHIUM BROMIDE-CHROMATE SOLUTION BY REDUCTION TURBIDIMETRY |
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| Xie Jiali, Feng Yijun, Wang Jingrong.DETERMINATION OF SULFATE ION IN MIXED LITHIUM BROMIDE-CHROMATE SOLUTION BY REDUCTION TURBIDIMETRY[J].Chemical Research and Application,1996(1). |
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| Authors: | Xie Jiali Feng Yijun Wang Jingrong |
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| Abstract: | The sample is first acidified with HCl and Cr2-4 is thus reduced to Cr(3+) by using ascorbic acid.The sulfate ion is then determined by turbidimetric method. The linear range is 1-20mg/L with r=0. 999. The retative standard deviation is less than 4 percent. |
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| Keywords: | Sulfate ion turbidimetric method |
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