CN105259126B - 一种定量检测Fenton分解体系中羟基自由基浓度的方法 - Google Patents
一种定量检测Fenton分解体系中羟基自由基浓度的方法 Download PDFInfo
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- CN105259126B CN105259126B CN201510771280.0A CN201510771280A CN105259126B CN 105259126 B CN105259126 B CN 105259126B CN 201510771280 A CN201510771280 A CN 201510771280A CN 105259126 B CN105259126 B CN 105259126B
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- 239000011259 mixed solution Substances 0.000 claims description 122
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 91
- 239000000243 solution Substances 0.000 claims description 91
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 72
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 72
- 239000007788 liquid Substances 0.000 claims description 32
- 239000012954 diazonium Substances 0.000 claims description 30
- 238000002835 absorbance Methods 0.000 claims description 29
- RHDUOFVTCTUTFX-UHFFFAOYSA-N methanesulfinic acid;sodium Chemical compound [Na].CS(O)=O RHDUOFVTCTUTFX-UHFFFAOYSA-N 0.000 claims description 28
- 238000000520 microinjection Methods 0.000 claims description 25
- 238000000605 extraction Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
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- 239000007924 injection Substances 0.000 claims description 21
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 20
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- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 16
- 239000012153 distilled water Substances 0.000 claims description 16
- 238000005119 centrifugation Methods 0.000 claims description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims description 11
- XNEFVTBPCXGIRX-UHFFFAOYSA-N methanesulfinic acid Chemical compound CS(O)=O XNEFVTBPCXGIRX-UHFFFAOYSA-N 0.000 claims description 10
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 8
- 150000003222 pyridines Chemical class 0.000 claims description 4
- 239000012266 salt solution Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000012047 saturated solution Substances 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 5
- 238000011017 operating method Methods 0.000 description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 238000002798 spectrophotometry method Methods 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002795 fluorescence method Methods 0.000 description 2
- 238000004435 EPR spectroscopy Methods 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007806 chemical reaction intermediate Substances 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000003068 molecular probe Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000009774 resonance method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- CMFRFQODFZBKTI-UHFFFAOYSA-L zinc;4-benzamido-2,5-diethoxybenzenediazonium;tetrachloride Chemical compound [Cl-].[Cl-].Cl[Zn]Cl.CCOC1=CC([N+]#N)=C(OCC)C=C1NC(=O)C1=CC=CC=C1.CCOC1=CC([N+]#N)=C(OCC)C=C1NC(=O)C1=CC=CC=C1 CMFRFQODFZBKTI-UHFFFAOYSA-L 0.000 description 1
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
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CN109060694B (zh) * | 2018-10-15 | 2021-01-22 | 广州中医药大学(广州中医药研究院) | 一种羟基自由基的比色检测方法及其应用 |
CN113109288B (zh) * | 2021-03-11 | 2021-12-17 | 首都师范大学 | 一种利用太赫兹光谱快速检测自由基的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101413896A (zh) * | 2008-12-02 | 2009-04-22 | 上海理工大学 | 一种羟基自由基的测定方法 |
CN101718705A (zh) * | 2009-11-13 | 2010-06-02 | 上海理工大学 | 一种羟基自由基的测定方法 |
CN102495015A (zh) * | 2011-12-12 | 2012-06-13 | 江南大学 | 一种间接测定Fenton反应产生的羟基自由基的方法 |
CN103983592A (zh) * | 2014-06-06 | 2014-08-13 | 哈尔滨工业大学 | 一种检测溶液中羟基自由基浓度的方法 |
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- 2015-11-12 CN CN201510771280.0A patent/CN105259126B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101413896A (zh) * | 2008-12-02 | 2009-04-22 | 上海理工大学 | 一种羟基自由基的测定方法 |
CN101718705A (zh) * | 2009-11-13 | 2010-06-02 | 上海理工大学 | 一种羟基自由基的测定方法 |
CN102495015A (zh) * | 2011-12-12 | 2012-06-13 | 江南大学 | 一种间接测定Fenton反应产生的羟基自由基的方法 |
CN103983592A (zh) * | 2014-06-06 | 2014-08-13 | 哈尔滨工业大学 | 一种检测溶液中羟基自由基浓度的方法 |
Non-Patent Citations (2)
Title |
---|
Akinetic study on the degradation of p-nitroaniline by Fenton oxidation process;Jian-Hui Sun etal.;《Journal of Hazardous Materials》;20070215;第148卷(第1-2期);172-177 * |
比色法测定Fenton反应产生的羟自由基及其应用;徐向荣 等;《生物化学与生物物理进展》;19991231;第26卷(第1期);67-69 * |
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