KR20150039165A - 수질의 구리농도 분석 방법 - Google Patents
수질의 구리농도 분석 방법 Download PDFInfo
- Publication number
- KR20150039165A KR20150039165A KR20150027483A KR20150027483A KR20150039165A KR 20150039165 A KR20150039165 A KR 20150039165A KR 20150027483 A KR20150027483 A KR 20150027483A KR 20150027483 A KR20150027483 A KR 20150027483A KR 20150039165 A KR20150039165 A KR 20150039165A
- Authority
- KR
- South Korea
- Prior art keywords
- sample
- mixing tube
- tube
- analyzed
- reagent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 51
- 239000010949 copper Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 83
- 239000003085 diluting agent Substances 0.000 claims abstract description 29
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000004458 analytical method Methods 0.000 claims description 38
- 239000007788 liquid Substances 0.000 claims description 37
- 238000007872 degassing Methods 0.000 claims description 27
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 24
- 238000007865 diluting Methods 0.000 claims description 23
- 230000006698 induction Effects 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 13
- 230000002572 peristaltic effect Effects 0.000 claims description 12
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 8
- 239000012491 analyte Substances 0.000 claims description 5
- 230000001939 inductive effect Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 abstract description 5
- 239000000356 contaminant Substances 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 72
- 239000012895 dilution Substances 0.000 description 16
- 238000010790 dilution Methods 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 11
- 239000011259 mixed solution Substances 0.000 description 10
- 229940043237 diethanolamine Drugs 0.000 description 6
- 239000012086 standard solution Substances 0.000 description 5
- 229910021642 ultra pure water Inorganic materials 0.000 description 5
- 239000012498 ultrapure water Substances 0.000 description 5
- 238000004737 colorimetric analysis Methods 0.000 description 4
- 229910000365 copper sulfate Inorganic materials 0.000 description 4
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000011088 calibration curve Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 239000000538 analytical sample Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
- G01N21/5907—Densitometers
-
- 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
- G01N33/1813—Specific cations in water, e.g. heavy metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/386—Other diluting or mixing processes
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
본 발명에 따르면, 수질분석시 분석대상 시료, 희석액 및 분석시약의 주입과 혼합을 간소화함으로써, 사용되는 분석대상 시료, 희석액 및 분석시약의 양을 줄일 수 있어 경제적이다.
Description
도 2는 본 발명에 따른 구리 농도 분석장치에 포함된 혼합관을 나타낸 것이다.
| 구리농도(ppm) 횟수 |
실시예 1 | 비교예 1 | ||||||
| 2 | 5 | 7 | 10 | 2 | 5 | 7 | 10 | |
| 1 | 2.02 | 5.12 | 6.89 | 10.24 | 1.84 | 5.85 | 7.92 | 9.45 |
| 2 | 2.05 | 4.87 | 7.02 | 10.37 | 1.75 | 5.45 | 7.45 | 9.23 |
| 3 | 1.98 | 5.05 | 7.03 | 10.09 | 1.68 | 5.21 | 7.65 | 9.63 |
| 4 | 2.04 | 5.02 | 7.12 | 10.32 | 2.06 | 5.24 | 7.21 | 10.46 |
| 5 | 2.07 | 4.95 | 6.95 | 10.42 | 2.02 | 5.42 | 7.85 | 10.47 |
| 6 | 1.95 | 4.96 | 6.97 | 10.32 | 2.05 | 4.66 | 6.45 | 9.25 |
| 7 | 2.07 | 4.96 | 7.13 | 10.42 | 2.68 | 4.52 | 6.78 | 9.56 |
| 8 | 2.02 | 5.02 | 7.11 | 10.43 | 2.45 | 5.39 | 7.62 | 9.24 |
| 9 | 2.03 | 5.08 | 7.05 | 10.35 | 2.14 | 5.72 | 7.82 | 11.12 |
| 10 | 2.04 | 5.03 | 7.06 | 10.46 | 1.86 | 4.34 | 6.56 | 11.02 |
| 평균(피피엠) | 2.027 | 5.006 | 7.033 | 10.342 | 2.053 | 5.18 | 7.331 | 9.943 |
| 표준편차 | 0.038 | 0.072 | 0.078 | 0.110 | 0.311 | 0.509 | 0.552 | 0.750 |
| 변동계수(%) | 1.86 | 1.45 | 1.12 | 1.07 | 15.17 | 9.83 | 7.53 | 7.54 |
| 구리농도(ppm) 횟수 |
실시예 2 | 비교예 2 | ||||||
| 50 | 100 | 150 | 200 | 50 | 100 | 150 | 200 | |
| 1 | 48.9 | 100.9 | 152.4 | 203.5 | 44.2 | 94.2 | 134.5 | 176.5 |
| 2 | 49.6 | 101.7 | 152.8 | 201.5 | 46.3 | 93.4 | 137.8 | 164.5 |
| 3 | 51.2 | 99.5 | 150.7 | 200.4 | 41.8 | 85.4 | 154.9 | 189.4 |
| 4 | 50.4 | 99.1 | 150.9 | 202.8 | 49.1 | 115.4 | 163.4 | 179.5 |
| 5 | 51.9 | 101.5 | 147.5 | 201.7 | 55.6 | 98.1 | 138.5 | 204.6 |
| 6 | 51.8 | 100.8 | 149.5 | 198.2 | 54.3 | 94.8 | 146.9 | 206.4 |
| 7 | 50.4 | 98.4 | 149.6 | 198.5 | 57.1 | 93.1 | 164.8 | 182.5 |
| 8 | 50.6 | 101.8 | 152.5 | 201.1 | 58.9 | 100.5 | 136.5 | 187.2 |
| 9 | 49.8 | 99.2 | 151.7 | 202.6 | 41.5 | 86.5 | 145.2 | 164.9 |
| 10 | 50.7 | 100.5 | 152.8 | 198.6 | 45.3 | 84.3 | 137.8 | 178.5 |
| 평균(피피엠) | 50.53 | 99.1 | 151.04 | 200.89 | 49.41 | 94.57 | 146.03 | 183.4 |
| 표준편차 | 0.946 | 1.210 | 1.755 | 1.912 | 6.546 | 9.067 | 11.304 | 14.205 |
| 변동계수(%) | 1.87 | 1.22 | 1.16 | 0.95 | 13.25 | 9.59 | 7.74 | 7.75 |
| 횟수 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 평균 | 표준편차 | 변동 계수 |
| 구리농도 (ppm) |
193.4 | 186.4 | 193.4 | 185.7 | 216.7 | 196.4 | 194.6 | 204.9 | 176.2 | 164.7 | 191.2 | 14.40 | 7.53 |
| 횟수 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 평균 | 표준편차 | 변동 계수 |
| 구리농도 (ppm) |
201.4 | 205.7 | 198.5 | 199.4 | 172.6 | 204.6 | 168.4 | 201.8 | 197.6 | 185.2 | 194.4 | 13.87 | 7.13 |
3 : 에어 펌프 4 : 분석시약 주입펌프
5 : 혼합관 6 : 탈기조
7 : 에어펌프 8 : 2방향 전동밸브
9 : 이송펌프 10 : 광학계
11 : 3방향 전동밸브
12 : 분석대상 시료 유도관 13 : 희석수 유도관
14 : 분석시약 유도관 15 : 혼합관
16 : 에어 유도관 17 : 시료 배출관
18 : 튜브 커넥터
19 : 시료 회송 유도관 20 : 제1 분석시약 주입펌프
21 : 제2 분석시약 주입펌프 22 : 시료 회송 펌프
23 : 3방향 전동밸브
100: 분석대상 시료 수조
200: 희석액 수조
300: 분석시약 수조
301: 제1 분석시약 수조
302: 제2 분석시약 수조
Claims (3)
- 분석대상 시료가 담긴 분석대상 시료 수조; 희석액이 담긴 희석액 수조; 카본디설파이드 및 디에탄올아민을 함유하는 분석시약이 담긴 분석시약 수조; 상기 분석대상 시료 수조, 희석액 수조 및 분석시약 수조로부터 각각 분석대상 시료, 희석액 및 분석시약이 주입되어 혼합되도록 내부면에 나선형의 홈이 형성되어 있는 혼합관; 상기 혼합관에서 혼합된 혼합액이 유입되어 혼합액 내에 포함된 기포를 제거하기 위한 탈기조; 및 상기 탈기조에서 기포가 제거된 혼합액으로부터 구리의 농도를 측정하는 광학계를 포함하는 수질의 구리 농도 분석장치를 이용한 다음의 단계를 포함하는 수질의 구리 농도 분석방법:
(S1) 분석대상 시료, 희석액 및 카본디설파이드 및 디에탄올아민을 함유하는 분석시약을 각각 동일 시간동안 내부면에 나선형의 홈이 형성되어 있는 혼합관으로 주입하여 혼합하는 단계;
(S2) 상기 혼합관으로 공기를 주입하는 단계;
(S3) 상기 (S2) 단계에서 공기가 주입된 후, 혼합관으로부터 배출된 혼합액을 탈기조로 이송하여 혼합액의 기포를 제거하는 단계; 및
(S4) 상기 탈기조에서 기포가 제거된 혼합액으로부터 구리의 농도를 측정하는 단계.
- 제1항에 있어서, 상기 (S3) 단계에서, 탈기조로 공기를 주입하는 것을 특징으로 하는 수질의 구리 농도 분석방법.
- 제1항에 있어서,
상기 혼합관은 직경이 1~3mm의 원통형상으로서, 상기 나선형 홈은 깊이가 0.5~2mm이고, 나선 간의 거리가 0.5~1.4cm이며,
상기 혼합관은 내부로 분석대상 시료, 희석액 및 분석시약의 주입을 유도하는 분석대상 시료 유도관, 희석액 유도관 및 분석시약 유도관과 연결되며, 분석대상 시료 유도관, 희석액 유도관 및 분석시약 유도관의 내경은 각각 0.5~2mm이며,
상기 혼합관과 분석대상 시료 수조, 희석액 수조 및 분석시약 수조와의 사이에 각각 페리스탈틱 펌프(peristaltic pump)가 위치하며,
상기 페리스탈틱 펌프는 그 구동 모터의 회전속도가 20~250rpm이고,
상기 페리스탈틱 펌프는 혼합관, 분석대상 시료 수조, 희석액 수조 및 분석시약 수조와 각각 내경이 0.5~6mm인 튜브에 의해 연결되어 있는 것을 특징으로 하는 수질의 구리 농도 분석방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150027483A KR101522527B1 (ko) | 2015-02-26 | 2015-02-26 | 수질의 구리농도 분석 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150027483A KR101522527B1 (ko) | 2015-02-26 | 2015-02-26 | 수질의 구리농도 분석 방법 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020130008142A Division KR20140095311A (ko) | 2013-01-24 | 2013-01-24 | 시료의 혼합장치와 시료의 혼합방법 및 이를 이용한 수질분석장치와 수질분석방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20150039165A true KR20150039165A (ko) | 2015-04-09 |
| KR101522527B1 KR101522527B1 (ko) | 2015-05-27 |
Family
ID=53029546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020150027483A Active KR101522527B1 (ko) | 2015-02-26 | 2015-02-26 | 수질의 구리농도 분석 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR101522527B1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045045A (zh) * | 2017-06-21 | 2017-08-15 | 中山市兆普科生物科技研究院有限公司 | 一种溶液浓度在线检测装置 |
| WO2022095521A1 (zh) * | 2020-11-04 | 2022-05-12 | 海南聚能科技创新研究院有限公司 | 一种水质监测装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277494A (en) * | 1993-05-11 | 1994-01-11 | Graco | Fluid integrator |
| JPH10221492A (ja) * | 1997-01-31 | 1998-08-21 | Toshiba Corp | タンク内の液体撹拌移送装置 |
| JP4431231B2 (ja) * | 1999-11-12 | 2010-03-10 | 日新製鋼株式会社 | 窒素濃度自動分析装置および方法 |
| ITMO20050172A1 (it) * | 2005-07-07 | 2007-01-08 | Spm Drink System Srl | Macchina per l'erogazione di bevande,particolarmente del tipo di distributori d'acqua fredda ed impianti ''post mix''. |
-
2015
- 2015-02-26 KR KR1020150027483A patent/KR101522527B1/ko active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045045A (zh) * | 2017-06-21 | 2017-08-15 | 中山市兆普科生物科技研究院有限公司 | 一种溶液浓度在线检测装置 |
| WO2022095521A1 (zh) * | 2020-11-04 | 2022-05-12 | 海南聚能科技创新研究院有限公司 | 一种水质监测装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101522527B1 (ko) | 2015-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102011088959A1 (de) | Verfahren und Vorrichtung zum Entgasen einer Flüssigkeit und Analysegerät mit der Vorrichtung | |
| CN1675530A (zh) | 抽吸和稀释样本的方法和设备 | |
| JP2005535894A (ja) | 試料希釈装置および試料希釈方法 | |
| CN114019089B (zh) | 支持水中化学需氧量的自动滴定装置 | |
| CN101324487A (zh) | 定量取样及稀释分析装置 | |
| KR102156150B1 (ko) | 비례제어 시료정밀주입방식과 이중냉각 기액분리를 이용한 연소산화 총유기탄소 측정방법 및 장치 | |
| US11885781B2 (en) | Titration apparatus and titration method | |
| KR20140095311A (ko) | 시료의 혼합장치와 시료의 혼합방법 및 이를 이용한 수질분석장치와 수질분석방법 | |
| CN112305238A (zh) | 用于利用蠕动泵来计量液体量的方法 | |
| KR101522527B1 (ko) | 수질의 구리농도 분석 방법 | |
| CN101825559A (zh) | 一种自动进样装置 | |
| CN201083641Y (zh) | 液体分析装置 | |
| CN112798587A (zh) | 一种全自动测量水中氰化物的装置及方法 | |
| CN210487593U (zh) | 一种废水总氮测定系统 | |
| KR940006195B1 (ko) | 시료 이송방법 | |
| US20150233838A1 (en) | Colorimetric analyzer with de-bubbling | |
| CN221062327U (zh) | 一种高浓度液体检测用稀释柜 | |
| US7631544B2 (en) | Flow analysis system | |
| RU2750990C2 (ru) | Разбавление пробы | |
| CN111289341A (zh) | 一种自动进样的稀释装置及其方法 | |
| EP0412046A2 (en) | Method of measuring a component in a liquid | |
| CN210269598U (zh) | 一种用于总氮的化学分析系统 | |
| CN221404817U (zh) | 一种溶液槽中液体浓度检测系统 | |
| CN223180151U (zh) | 具有样品稀释功能的智能分析仪 | |
| JP7514501B1 (ja) | 水の分析装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A107 | Divisional application of patent | ||
| A201 | Request for examination | ||
| PA0107 | Divisional application |
Comment text: Divisional Application of Patent Patent event date: 20150226 Patent event code: PA01071R01D Filing date: 20130124 Application number text: 1020130008142 |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20150515 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20150518 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20150519 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration | ||
| FPAY | Annual fee payment |
Payment date: 20190502 Year of fee payment: 5 |
|
| PR1001 | Payment of annual fee |
Payment date: 20190502 Start annual number: 5 End annual number: 5 |
|
| PR1001 | Payment of annual fee |
Payment date: 20220331 Start annual number: 8 End annual number: 8 |
|
| PR1001 | Payment of annual fee |
Payment date: 20230313 Start annual number: 9 End annual number: 9 |
|
| PR1001 | Payment of annual fee |
Payment date: 20240308 Start annual number: 10 End annual number: 10 |
|
| PR1001 | Payment of annual fee |
Payment date: 20250408 Start annual number: 11 End annual number: 11 |