KR101957363B1 - 억제기의 잡음을 감소시키는 방법 - Google Patents
억제기의 잡음을 감소시키는 방법 Download PDFInfo
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- KR101957363B1 KR101957363B1 KR1020177003515A KR20177003515A KR101957363B1 KR 101957363 B1 KR101957363 B1 KR 101957363B1 KR 1020177003515 A KR1020177003515 A KR 1020177003515A KR 20177003515 A KR20177003515 A KR 20177003515A KR 101957363 B1 KR101957363 B1 KR 101957363B1
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- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 40
- 239000003480 eluent Substances 0.000 claims abstract description 37
- 150000002500 ions Chemical class 0.000 claims abstract description 29
- 150000001450 anions Chemical class 0.000 claims abstract description 26
- 238000005342 ion exchange Methods 0.000 claims abstract description 24
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- 239000002253 acid Substances 0.000 claims abstract description 10
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- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 4
- 230000002401 inhibitory effect Effects 0.000 claims description 3
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- 238000005868 electrolysis reaction Methods 0.000 claims 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 12
- 239000003112 inhibitor Substances 0.000 description 12
- 239000012528 membrane Substances 0.000 description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 10
- 230000005764 inhibitory process Effects 0.000 description 9
- 230000001629 suppression Effects 0.000 description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 241000894007 species Species 0.000 description 6
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- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 5
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- 239000012492 regenerant Substances 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- -1 bicarbonate anions Chemical class 0.000 description 3
- 238000005341 cation exchange Methods 0.000 description 3
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- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003014 ion exchange membrane Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
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- 229910001412 inorganic anion Inorganic materials 0.000 description 2
- 238000004255 ion exchange chromatography Methods 0.000 description 2
- VAOCPAMSLUNLGC-UHFFFAOYSA-N metronidazole Chemical compound CC1=NC=C([N+]([O-])=O)N1CCO VAOCPAMSLUNLGC-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical class C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 241000612703 Augusta Species 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008384 membrane barrier Effects 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-O oxonium Chemical compound [OH3+] XLYOFNOQVPJJNP-UHFFFAOYSA-O 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003385 sodium Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/96—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
- B01D15/36—Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
- B01D15/361—Ion-exchange
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/96—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange
- G01N2030/965—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange suppressor columns
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- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
도 2 및 도 3은 본 발명의 방법을 수행하는 전해 억제기의 다른 실시예이다.
도 4는 도 3의 전해 억제기를 위한 저항기 다이어그램을 도시한다.
도 5A는 종래 기술의 방법을 사용한 실험 결과를 도시한다.
도 5B는 본 발명의 방법을 사용한 실험 결과를 도시한다.
도 6A는 종래 기술의 방법을 사용한 실험 결과를 도시한다.
도 6B는 본 발명의 방법을 사용한 실험 결과를 도시한다.
도 7은 본 발명의 방법을 사용한 실험 결과를 도시한다.
도 8은 본 발명의 방법을 사용한 실험 결과를 도시한다.
Claims (12)
- 전해 장치를 사용하여, 미리 분리된 샘플 분석물 음이온, 상기 샘플 분석물 음이온과 반대 이온, 및 약산으로 억제가능한 비-샘플 음이온을 포함하는 액체 용리액을 억제하는 전해 방법으로서,
상기 전해 장치는, 적어도 샘플 스트림 유동 채널(16)과 이온 수용 유동 채널(20)을 한정하는 하우징으로서, 상기 샘플 스트림 유동 채널(16)은 상기 이온 수용 유동 채널(20)에 인접한, 상기 하우징; 상기 샘플 스트림 유동 채널(16)과 상기 이온 수용 유동 채널(20) 사이에 배치되어 벌크 액체 유동을 차단하고 이온 수송을 허용하는 제1 이온 교환 장벽(10b)으로서, 상기 샘플 스트림 유동 채널(16)은 상류 채널 부분과 하류 채널 부분을 포함하는, 상기 제1 이온 교환 장벽(10b); 및 상기 하류 채널 부분에 배치된 고용량 이온 교환 매질을 포함하고, 상기 방법은:
상기 상류 채널 부분을 통해 제1 전류를 가하여 상기 반대 이온을 실질적으로 완전히 억제시키고, 그리고 상기 반대 이온을 상기 제1 이온 교환 장벽을 통해 수송하는 것에 의해 상기 상류 채널 부분에서 상기 비-샘플 음이온을 약산으로 전환시키는 단계; 및
상기 하류 채널 부분을 통해 제2 전류를 인가하여 후속 검출 동안 상기 약산의 잡음을 실질적으로 감소시키는 단계로서, 상기 제2 전류는 상기 제1 전류의 크기의 10% 미만의 크기인, 상기 약산의 잡음을 실질적으로 감소시키는 단계를 포함하는, 액체 용리액을 억제하는 전해 방법. - 제1항에 있어서,
상기 전해 장치는, 상기 샘플 스트림 유동 채널(16)에 인접한 이온 소스 유동 채널(18); 및 상기 샘플 스트림 유동 채널(16)과 상기 이온 소스 유동 채널(18) 사이에 배치되어 벌크 액체 유동을 차단하고 이온 수송을 허용하는 제2 이온 교환 장벽(10a)을 더 포함하는, 액체 용리액을 억제하는 전해 방법. - 제2항에 있어서,
상기 전해 장치는, 상기 이온 수용 유동 채널(20) 내에 배치된 제1 상류 전극(26)과 제1 하류 전극(28); 및 상기 이온 소스 유동 채널(18) 내에 배치된 제2 상류 전극(22)과 제2 하류 전극(24)을 더 포함하는, 액체 용리액을 억제하는 전해 방법. - 제1항에 있어서,
상기 제1 전류의 크기는 0.1 내지 300㎃인, 액체 용리액을 억제하는 전해 방법. - 제3항에 있어서,
상기 제1 전류는 상기 제1 상류 전극(26)과 상기 제2 상류 전극(22)에 인가되는, 액체 용리액을 억제하는 전해 방법. - 제1항에 있어서,
상기 제2 전류의 크기는 0.01 내지 30㎃인, 액체 용리액을 억제하는 전해 방법. - 제3항에 있어서,
상기 제2 전류는 제1 하류 전극(28)과 제2 하류 전극(24)에 인가되는, 액체 용리액을 억제하는 전해 방법. - 제3항에 있어서,
상기 전해 장치는 상기 제2 상류 전극(22)과 상기 제2 하류 전극(24)을 연결하는 저항기(34)를 더 포함하는, 액체 용리액을 억제하는 전해 방법. - 제8항에 있어서,
상기 저항기(34)는 100Ω 초과의 저항을 갖는, 액체 용리액을 억제하는 전해 방법. - 제8항에 있어서,
상기 저항기(34)는 100Ω 초과 2000Ω 미만의 저항을 갖는, 액체 용리액을 억제하는 전해 방법. - 제8항에 있어서,
상기 전해 장치는 상기 제1 전류와 상기 제2 전류를 제공하는 단일 전원을 더 포함하는, 액체 용리액을 억제하는 전해 방법. - 제1항 내지 제11항 중 어느 한 항에 있어서,
상기 약산으로 억제가능한 비-샘플 음이온은 탄산염, 중탄산염 또는 붕산염 음이온을 포함하는, 액체 용리액을 억제하는 전해 방법.
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US14/455,710 | 2014-08-08 | ||
US14/455,710 US9400268B2 (en) | 2014-08-08 | 2014-08-08 | Method for reducing suppressor noise |
PCT/US2015/044158 WO2016022889A1 (en) | 2014-08-08 | 2015-08-07 | A method for reducing suppressor noise |
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KR101957363B1 true KR101957363B1 (ko) | 2019-06-19 |
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US (1) | US9400268B2 (ko) |
EP (1) | EP3177915B1 (ko) |
JP (1) | JP6523456B2 (ko) |
KR (1) | KR101957363B1 (ko) |
CN (1) | CN106574916B (ko) |
WO (1) | WO2016022889A1 (ko) |
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US10228355B2 (en) | 2016-05-06 | 2019-03-12 | Board Of Regents, The University Of Texas System | Volatile eluent preparation |
US10948466B2 (en) * | 2017-03-03 | 2021-03-16 | Dionex Corporation | Flow control in an electrolytic reagent concentrator for ion chromatography |
US11243194B2 (en) * | 2019-01-25 | 2022-02-08 | Dionex Corporation | Suppressors with eluent screens for use in ion chromatography |
WO2020202436A1 (ja) | 2019-04-01 | 2020-10-08 | 株式会社島津製作所 | イオンクロマトグラフおよびイオン成分分析方法 |
US20230184728A1 (en) * | 2021-12-09 | 2023-06-15 | Dionex Corporation | Suppressor |
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EP3177915A1 (en) | 2017-06-14 |
US9400268B2 (en) | 2016-07-26 |
CN106574916A (zh) | 2017-04-19 |
EP3177915B1 (en) | 2018-12-12 |
JP6523456B2 (ja) | 2019-05-29 |
KR20170029572A (ko) | 2017-03-15 |
WO2016022889A1 (en) | 2016-02-11 |
US20160041133A1 (en) | 2016-02-11 |
CN106574916B (zh) | 2018-12-14 |
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