CN113237994A - 一种硫化钡溶液中杂质硫化钠快速分析检测方法 - Google Patents
一种硫化钡溶液中杂质硫化钠快速分析检测方法 Download PDFInfo
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- CN113237994A CN113237994A CN202110328221.1A CN202110328221A CN113237994A CN 113237994 A CN113237994 A CN 113237994A CN 202110328221 A CN202110328221 A CN 202110328221A CN 113237994 A CN113237994 A CN 113237994A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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CN202110328221.1A CN113237994A (zh) | 2021-03-26 | 2021-03-26 | 一种硫化钡溶液中杂质硫化钠快速分析检测方法 |
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CN202110328221.1A CN113237994A (zh) | 2021-03-26 | 2021-03-26 | 一种硫化钡溶液中杂质硫化钠快速分析检测方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114594200A (zh) * | 2022-04-02 | 2022-06-07 | 北京科技大学 | 通过沉淀处理检测乙二醇生产装置的废水中硫离子的方法 |
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- 2021-03-26 CN CN202110328221.1A patent/CN113237994A/zh active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114594200A (zh) * | 2022-04-02 | 2022-06-07 | 北京科技大学 | 通过沉淀处理检测乙二醇生产装置的废水中硫离子的方法 |
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Address after: 044099 No. 376, Hongqi East Street, Yanhu District, Yuncheng City, Shanxi Province Applicant after: Northern Copper (Shanxi) Co.,Ltd. Address before: 044000 Shanxi city in Yuncheng province Saline Lake District Silver Lake Road No. 8 Applicant before: China Nafine Group Intenational Co.,Ltd. |
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Effective date of registration: 20220415 Address after: 044099 No. 376, Hongqi East Street, Yanhu District, Yuncheng City, Shanxi Province Applicant after: Shanxi Coking Coal Yuncheng Salinization Group Co.,Ltd. Address before: 044099 No. 376, Hongqi East Street, Yanhu District, Yuncheng City, Shanxi Province Applicant before: Northern Copper (Shanxi) Co.,Ltd. |
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Effective date of registration: 20221219 Address after: Room 1006, No. 376, Hongqi East Street, Yanhu District, Yuncheng City, Shanxi Province 044000 Applicant after: Nanfeng Chemical (Yuncheng) Group Co.,Ltd. Address before: 044099 No. 376, Hongqi East Street, Yanhu District, Yuncheng City, Shanxi Province Applicant before: Shanxi Coking Coal Yuncheng Salinization Group Co.,Ltd. |
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