KR102304396B1 - 요소의 정량방법 및 분석장치 - Google Patents
요소의 정량방법 및 분석장치 Download PDFInfo
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- KR102304396B1 KR102304396B1 KR1020197025303A KR20197025303A KR102304396B1 KR 102304396 B1 KR102304396 B1 KR 102304396B1 KR 1020197025303 A KR1020197025303 A KR 1020197025303A KR 20197025303 A KR20197025303 A KR 20197025303A KR 102304396 B1 KR102304396 B1 KR 102304396B1
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000004202 carbamide Substances 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000004458 analytical method Methods 0.000 title claims description 9
- 238000011002 quantification Methods 0.000 title abstract description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- VEQOALNAAJBPNY-UHFFFAOYSA-N antipyrine Chemical compound CN1C(C)=CC(=O)N1C1=CC=CC=C1 VEQOALNAAJBPNY-UHFFFAOYSA-N 0.000 claims abstract description 32
- RLFWWDJHLFCNIJ-UHFFFAOYSA-N Aminoantipyrine Natural products CN1C(C)=C(N)C(=O)N1C1=CC=CC=C1 RLFWWDJHLFCNIJ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229960005222 phenazone Drugs 0.000 claims abstract description 31
- FSEUPUDHEBLWJY-HWKANZROSA-N diacetylmonoxime Chemical compound CC(=O)C(\C)=N\O FSEUPUDHEBLWJY-HWKANZROSA-N 0.000 claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 238000004737 colorimetric analysis Methods 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims description 33
- 238000003860 storage Methods 0.000 claims description 31
- 238000005070 sampling Methods 0.000 claims description 13
- 238000002835 absorbance Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000005057 refrigeration Methods 0.000 claims description 10
- 238000004401 flow injection analysis Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000000969 carrier Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 9
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 33
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 18
- 239000012086 standard solution Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- DKSMCEUSSQTGBK-UHFFFAOYSA-N bromous acid Chemical compound OBr=O DKSMCEUSSQTGBK-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- UJTTUOLQLCQZEA-UHFFFAOYSA-N 9h-fluoren-9-ylmethyl n-(4-hydroxybutyl)carbamate Chemical compound C1=CC=C2C(COC(=O)NCCCCO)C3=CC=CC=C3C2=C1 UJTTUOLQLCQZEA-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 1
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 229940099607 manganese chloride Drugs 0.000 description 1
- 235000002867 manganese chloride Nutrition 0.000 description 1
- 239000011565 manganese chloride Substances 0.000 description 1
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 1
- 235000019796 monopotassium phosphate Nutrition 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
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Classifications
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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
-
- 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
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
Description
도 2는 실시예 1에 있어서의 통수 일수와 피크 강도의 관계를 나타낸 그래프이다.
시약보관온도(℃) | 피크 강도(%) |
5 | 98 |
10 | 99 |
15 | 89 |
20 | 80 |
25 | 72 |
31: 반응 코일 32: 검출기
33: 배압 코일 40: 냉장부
41, 42: 저장조 43, 44: 혼합부
Claims (18)
- 다이아세틸모노옥심을 이용하는 비색법에 의해서 시료수 중의 요소(urea)를 정량하는 방법으로서,
반응에 사용하기 위해서 조제된 시약을 5℃ 이상 15℃ 이하의 온도로 유지하도록 냉장시키는 단계,
냉장된 시약을 이용해서 요소를 정량하는 단계를 포함하고,
상기 냉장된 시약이 안티피린 함유 시약액인 것을 특징으로 하는 시료수 중의 요소를 정량하는 방법. - 제1항에 있어서, 상기 냉장된 시약을 이용해서 요소를 연속적으로 정량하는, 시료수 중의 요소를 정량하는 방법.
- 제2항에 있어서, 플로우 인젝션 분석법을 적용해서 흡광도로부터 요소를 정량하는, 시료수 중의 요소를 정량하는 방법.
- 제1항에 있어서, 상기 시료수가 순수 제조에 이용되는 물 또는 순수인, 시료수 중의 요소를 정량하는 방법.
- 제2항에 있어서, 상기 시료수가 순수 제조에 이용되는 물 또는 순수인, 시료수 중의 요소를 정량하는 방법.
- 제3항에 있어서, 상기 시료수가 순수 제조에 이용되는 물 또는 순수인, 시료수 중의 요소를 정량하는 방법.
- 다이아세틸모노옥심을 이용하는 비색법에 의해서 시료수 중의 요소를 연속적으로 정량하는 분석장치로서,
반응에 사용하기 위해서 조제된 시약을 저장하는 저장조; 및
상기 저장조를 냉각하는 냉각 수단을 포함하며,
상기 냉각 수단에 의해서 냉각되는 상기 저장조는 안티피린 함유 시약액을 저장하는 저장조이고,
상기 냉각 수단은 상기 저장조를 5℃ 이상 15℃ 이하의 온도로 유지하는, 분석장치.
- 제7항에 있어서, 캐리어 수(carrier water)와 시료수가 연속적으로 공급되어서 상기 캐리어 수를 연속적으로 배출하고, 전환 동작에 의해서 일정량의 상기 시료수를 상기 캐리어 수로 전환하여 배출하는 샘플링 밸브;
상기 샘플링 밸브의 하류에 설치되어 상기 샘플링 밸브로부터 배출되는 물에 상기 저장조로부터 상기 시약이 혼합되는 혼합부;
상기 혼합부의 하류에 설치되어 상기 시료수와 상기 시약이 반응하는 반응 코일; 및
상기 반응 코일의 출구에 접속된 검출기를 더 포함하는, 분석장치.
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JPJP-P-2017-074300 | 2017-04-04 | ||
JP2017074300A JP6866211B2 (ja) | 2017-04-04 | 2017-04-04 | 尿素の定量方法及び分析装置 |
PCT/JP2018/009051 WO2018186104A1 (ja) | 2017-04-04 | 2018-03-08 | 尿素の定量方法及び分析装置 |
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KR (1) | KR102304396B1 (ko) |
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KR102391262B1 (ko) | 2017-11-28 | 2022-04-28 | 오르가노 가부시키가이샤 | 요소의 분석 방법 및 분석 장치 |
CN111366547A (zh) * | 2018-12-26 | 2020-07-03 | 贵州中烟工业有限责任公司 | 一种用连续流动法测定烟草或烟草制品中α-氨基氮的检测方法 |
JP7198691B2 (ja) * | 2019-03-08 | 2023-01-04 | オルガノ株式会社 | 尿素の定量方法及び分析装置 |
CN114761360B (zh) * | 2019-11-26 | 2024-03-26 | 奥加诺株式会社 | 无尿素水的制造方法、尿素的定量方法及尿素的分析装置 |
US11733219B2 (en) | 2020-03-19 | 2023-08-22 | Industrial Technology Research Institute | Detection reagent, detection device, and method for detecting primary amide compound |
JP7621178B2 (ja) | 2021-05-12 | 2025-01-24 | オルガノ株式会社 | 尿素フリー水の製造方法及び製造装置、ならびに尿素の定量方法及び分析装置 |
CN115753701A (zh) | 2021-09-02 | 2023-03-07 | 财团法人工业技术研究院 | 尿素检测方法及装置 |
CN115308149A (zh) * | 2022-08-05 | 2022-11-08 | 江苏丰华生物制药有限公司 | 一种利用紫外-可见分光光度法测定替奈普酶中尿素残留量的方法 |
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