HK1053508A1 - Method for measurement of concentration ratio of 13co2/12co2 in expired gas from human being. - Google Patents

Method for measurement of concentration ratio of 13co2/12co2 in expired gas from human being.

Info

Publication number
HK1053508A1
HK1053508A1 HK03105683A HK03105683A HK1053508A1 HK 1053508 A1 HK1053508 A1 HK 1053508A1 HK 03105683 A HK03105683 A HK 03105683A HK 03105683 A HK03105683 A HK 03105683A HK 1053508 A1 HK1053508 A1 HK 1053508A1
Authority
HK
Hong Kong
Prior art keywords
human
measurement
concentration ratio
expired gas
expired
Prior art date
Application number
HK03105683A
Other languages
English (en)
Inventor
Masaaki Mori
Yasuhiro Kubo
Kazunori Tsutsui
Original Assignee
Otsuka Pharma Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP484497A external-priority patent/JP3176302B2/ja
Priority claimed from JP484597A external-priority patent/JP3014652B2/ja
Application filed by Otsuka Pharma Co Ltd filed Critical Otsuka Pharma Co Ltd
Publication of HK1053508A1 publication Critical patent/HK1053508A1/xx

Links

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0006—Calibrating gas analysers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
HK03105683A 1997-01-14 2003-08-08 Method for measurement of concentration ratio of 13co2/12co2 in expired gas from human being. HK1053508A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP484497A JP3176302B2 (ja) 1997-01-14 1997-01-14 同位体ガス分光測定方法及び測定装置
JP484597A JP3014652B2 (ja) 1997-01-14 1997-01-14 同位体ガス分光測定方法

Publications (1)

Publication Number Publication Date
HK1053508A1 true HK1053508A1 (en) 2003-10-24

Family

ID=26338693

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03105683A HK1053508A1 (en) 1997-01-14 2003-08-08 Method for measurement of concentration ratio of 13co2/12co2 in expired gas from human being.

Country Status (16)

Country Link
US (2) US6444985B1 (es)
EP (2) EP0953148B1 (es)
KR (2) KR100355139B1 (es)
CN (2) CN1102238C (es)
AR (1) AR011530A1 (es)
AT (2) ATE526573T1 (es)
AU (1) AU736159B2 (es)
CA (2) CA2277945C (es)
DE (1) DE69825033T2 (es)
DK (1) DK0953148T3 (es)
ES (1) ES2221144T3 (es)
HK (1) HK1053508A1 (es)
ID (1) ID22451A (es)
PT (2) PT1411344E (es)
TW (1) TW421713B (es)
WO (1) WO1998030888A1 (es)

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US20040182847A1 (en) * 2003-02-17 2004-09-23 Kazuaki Ohkubo Radiation source for gas sensor
JP4435782B2 (ja) 2003-10-31 2010-03-24 大塚製薬株式会社 同位体ガス分析におけるガス注入量決定方法並びに同位体ガス分析測定方法及び装置
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AU2007210591B2 (en) 2006-02-03 2011-07-28 Otsuka Pharmaceutical Co., Ltd. Method of exhaled gas measurement and analysis and apparatus therefor
WO2008057662A2 (en) * 2006-10-28 2008-05-15 Yu Jiangchen Wavelength modulation spectroscopy for simultaneous measurement of two or more gas ingredients
DE102007021324B4 (de) * 2007-05-07 2012-01-19 Manfred Dausch Vorrichtung und Verfahren zur Bestimmung des Mischungsverhältnisses eines aus zwei oder mehreren Einzelkomponenten bestehenden Mediums
US8269148B2 (en) * 2008-09-25 2012-09-18 Electrolux Home Products, Inc. Cooktop with forced convection cooling
TWI395938B (zh) * 2008-12-22 2013-05-11 Taiwan Textile Res Inst 氣體混合裝置
EP2246692B1 (de) * 2009-04-30 2012-02-08 F. Hoffmann-La Roche AG Verfahren zur Detektion von Verunreinigungen einer optischen Messküvette
WO2011066868A1 (en) * 2009-12-04 2011-06-09 Siemens Aktiengesellschaft Method for determining the optical measurement path length in a duct gas monitoring system
DE102009058394B3 (de) * 2009-12-15 2011-02-10 Siemens Aktiengesellschaft Verfahren zur Messung der Konzentration mindestens einer Gaskomponente in einem Messgas
US9678058B2 (en) 2010-09-03 2017-06-13 Anastasia Rigas Diagnostic method and breath testing device
US10401318B2 (en) 2011-03-14 2019-09-03 Anastasia Rigas Breath analyzer and breath test methods
CN102621276B (zh) * 2012-03-09 2014-12-03 中国科学院寒区旱区环境与工程研究所 可控校正大气水氢氧稳定同位素比率、梯度及其垂直分馏过程测量的装置
DE102012007561B4 (de) * 2012-04-14 2014-07-10 Dräger Safety AG & Co. KGaA Gasdetektorsystem
CN102854167A (zh) * 2012-08-14 2013-01-02 浙江中一检测研究院股份有限公司 车间空气中矿物油雾浓度的测定方法
CN103105366B (zh) * 2013-01-22 2015-04-22 中国科学院安徽光学精密机械研究所 Co2碳同位素红外光谱检测方法及装置
JPWO2016117173A1 (ja) * 2015-01-20 2017-04-27 株式会社東芝 ガス測定装置およびガス測定方法、並びにガスセル
CN104964944B (zh) * 2015-06-23 2017-10-31 广州华友明康光电科技有限公司 一种双路红外光谱分析系统及其检测方法
DE102017004727A1 (de) * 2017-05-17 2018-11-22 Drägerwerk AG & Co. KGaA Verfahren zur Kalibrierung eines Gassensors
US10978280B2 (en) * 2017-12-29 2021-04-13 Elemental Scientific, Inc. Systems and methods for ICPMS matrix offset calibration
DE102018133701A1 (de) 2017-12-29 2019-07-04 Elemental Scientific, Inc. Systeme und Verfahren zur ICPMS-Matrix-Offset-Kalibrierung
CN108489925A (zh) * 2018-04-05 2018-09-04 范宪华 一种用呼吸检测胃肠道恶性致病细菌的仪器
CN109061124B (zh) * 2018-07-24 2020-07-10 泉州轻工职业学院 一种酒精浓度检测方法
CN110487731B (zh) * 2019-10-08 2024-04-19 南京信息工程大学 基于cn自由基同位素光谱的幽门螺杆菌检测装置及方法
US11131628B1 (en) * 2020-05-12 2021-09-28 Savannah River Nuclear Solutions, Llc Spectroscopic methods and systems for isotopic analysis
KR102413749B1 (ko) 2020-08-13 2022-06-29 한국과학기술연구원 나노 인덴터를 위한 기체 교환 장치 및 이를 이용한 샘플 측정 방법
CN112730573A (zh) * 2020-11-26 2021-04-30 沈阳化工大学 一种测试产物气体气氛中气固反应动力学的方法
KR20240009760A (ko) 2022-07-14 2024-01-23 한국원자력연구원 동위원소 대역 필터를 이용한 동위원소비 측정장치
AT525893B1 (de) * 2022-07-19 2023-09-15 Lec Gmbh Vorrichtung zur kontinuierlichen Herkunftsbestimmung eines aus einem Kraftstoff gewonnenen, durchmischten Prüfgases

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JPH0828934B2 (ja) 1984-07-31 1996-03-21 株式会社東芝 保護制御装置
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EP0584897B1 (de) 1992-07-22 1996-10-16 MANNESMANN Aktiengesellschaft Nichtdispersives Infrarotspektrometer
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JP2885687B2 (ja) 1995-10-11 1999-04-26 大塚製薬株式会社 同位体ガス分光測定方法
EP1596182A3 (en) * 1995-10-09 2008-02-20 Otsuka Pharmaceutical Company, Limited Method for spectrometrically measuring isotopic gas and apparatus thereof
US5696378A (en) * 1996-03-20 1997-12-09 Baylor University High accuracy determination of chlorine content by isotope dilution flame infrared emission spectrometry (ID-FIRE)
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Also Published As

Publication number Publication date
ATE526573T1 (de) 2011-10-15
EP0953148B1 (en) 2004-07-14
PT1411344E (pt) 2011-10-12
ES2221144T3 (es) 2004-12-16
DK0953148T3 (da) 2004-11-08
EP1411344A2 (en) 2004-04-21
CN1102238C (zh) 2003-02-26
US6444985B1 (en) 2002-09-03
CN1410754A (zh) 2003-04-16
CA2429733C (en) 2006-10-10
KR100436320B1 (ko) 2004-06-19
ID22451A (id) 1999-10-14
US20020011569A1 (en) 2002-01-31
DE69825033D1 (de) 2004-08-19
TW421713B (en) 2001-02-11
ATE271218T1 (de) 2004-07-15
PT953148E (pt) 2004-09-30
KR20000070135A (ko) 2000-11-25
AU736159B2 (en) 2001-07-26
CN1217179C (zh) 2005-08-31
EP1411344B1 (en) 2011-09-28
CA2277945A1 (en) 1998-07-16
DE69825033T2 (de) 2005-07-28
AR011530A1 (es) 2000-08-30
US6455852B2 (en) 2002-09-24
WO1998030888A1 (en) 1998-07-16
KR100355139B1 (ko) 2002-10-11
EP1411344A3 (en) 2004-09-01
CA2429733A1 (en) 1998-07-16
CA2277945C (en) 2004-01-06
CN1243575A (zh) 2000-02-02
AU5343998A (en) 1998-08-03
EP0953148A1 (en) 1999-11-03

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Effective date: 20180111