CN106706841A - 保险粉生产中回收甲酸钠纯度的分析方法 - Google Patents
保险粉生产中回收甲酸钠纯度的分析方法 Download PDFInfo
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- CN106706841A CN106706841A CN201611143751.4A CN201611143751A CN106706841A CN 106706841 A CN106706841 A CN 106706841A CN 201611143751 A CN201611143751 A CN 201611143751A CN 106706841 A CN106706841 A CN 106706841A
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- sodium formate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/162—Determining the equivalent point by means of a discontinuity
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CN201611143751.4A CN106706841B (zh) | 2016-12-13 | 2016-12-13 | 保险粉生产中回收甲酸钠纯度的分析方法 |
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CN201611143751.4A CN106706841B (zh) | 2016-12-13 | 2016-12-13 | 保险粉生产中回收甲酸钠纯度的分析方法 |
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CN106706841A true CN106706841A (zh) | 2017-05-24 |
CN106706841B CN106706841B (zh) | 2019-02-05 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112645291A (zh) * | 2021-01-08 | 2021-04-13 | 中盐安徽红四方股份有限公司 | 无尘保险粉的制造方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE777973A (fr) * | 1971-01-13 | 1972-05-02 | Virginia Chemicals Inc | Procede de recuperation de substances chimiques de valeur hors d'un effluent de produits residuaires provenant d'un processus operatoire |
JP2001270844A (ja) * | 2000-03-23 | 2001-10-02 | Mitsubishi Gas Chem Co Inc | ハイドロサルファイト製造廃液からのギ酸ナトリウムの回収方法 |
CN101081715A (zh) * | 2007-04-06 | 2007-12-05 | 广东中成化工股份有限公司 | 一种甲酸钠法生产连二亚硫酸钠过程中母液精馏回收甲醇后的残液的处理方法 |
CN102050471A (zh) * | 2010-11-05 | 2011-05-11 | 烟台大学 | 甲酸钠法保险粉废液中甲酸钠和亚硫酸钠的回收方法 |
CN102746134A (zh) * | 2012-07-13 | 2012-10-24 | 湖南中成化工有限公司 | 降低回收甲酸钠中氯化钠杂质含量的方法 |
CN103483179A (zh) * | 2013-09-18 | 2014-01-01 | 烟台大学 | 一种新戊二醇副产粗甲酸钠的纯化方法 |
CN104177248A (zh) * | 2014-08-25 | 2014-12-03 | 湖南中成化工有限公司 | 一种保险粉母液的精馏残液处理新工艺 |
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2016
- 2016-12-13 CN CN201611143751.4A patent/CN106706841B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE777973A (fr) * | 1971-01-13 | 1972-05-02 | Virginia Chemicals Inc | Procede de recuperation de substances chimiques de valeur hors d'un effluent de produits residuaires provenant d'un processus operatoire |
JP2001270844A (ja) * | 2000-03-23 | 2001-10-02 | Mitsubishi Gas Chem Co Inc | ハイドロサルファイト製造廃液からのギ酸ナトリウムの回収方法 |
CN101081715A (zh) * | 2007-04-06 | 2007-12-05 | 广东中成化工股份有限公司 | 一种甲酸钠法生产连二亚硫酸钠过程中母液精馏回收甲醇后的残液的处理方法 |
CN102050471A (zh) * | 2010-11-05 | 2011-05-11 | 烟台大学 | 甲酸钠法保险粉废液中甲酸钠和亚硫酸钠的回收方法 |
CN102746134A (zh) * | 2012-07-13 | 2012-10-24 | 湖南中成化工有限公司 | 降低回收甲酸钠中氯化钠杂质含量的方法 |
CN103483179A (zh) * | 2013-09-18 | 2014-01-01 | 烟台大学 | 一种新戊二醇副产粗甲酸钠的纯化方法 |
CN104177248A (zh) * | 2014-08-25 | 2014-12-03 | 湖南中成化工有限公司 | 一种保险粉母液的精馏残液处理新工艺 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112645291A (zh) * | 2021-01-08 | 2021-04-13 | 中盐安徽红四方股份有限公司 | 无尘保险粉的制造方法 |
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Address after: 545007 floor 26, Huijin international, No. 106-8, Yuejin Road, Liubei District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: LIUZHOU CHEMICAL INDUSTRY Co.,Ltd. Address before: 545007 Huijin international 26, No. 106-8 Yuejin Road, Liubei District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee before: LIUZHOU CHEMICAL INDUSTRY Co.,Ltd. |