SE9500400L - Colorimetric device for indicating carbon dioxide - Google Patents
Colorimetric device for indicating carbon dioxideInfo
- Publication number
- SE9500400L SE9500400L SE9500400A SE9500400A SE9500400L SE 9500400 L SE9500400 L SE 9500400L SE 9500400 A SE9500400 A SE 9500400A SE 9500400 A SE9500400 A SE 9500400A SE 9500400 L SE9500400 L SE 9500400L
- Authority
- SE
- Sweden
- Prior art keywords
- carbon dioxide
- colorimetric device
- indicating carbon
- group
- salts
- Prior art date
Links
Classifications
-
- 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
- G01N31/221—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 for investigating pH value
-
- 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
- G01N31/223—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 for investigating presence of specific gases or aerosols
- G01N31/224—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 for investigating presence of specific gases or aerosols for investigating presence of dangerous gases
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Toxicology (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
A colorimetric device for indicating carbon dioxide is disclosed, which device contains: a) at least one pH-sensitive indicator dye, b) at least one basic substance selected from the group consisting of quarternary ammonium salts, phosphonium salts and sulphonium salts, and c) at least one member selected from the group consisting of water-insoluble, organic substances of low volatility, which are not susceptible to alkaline hydrolysis and are liquid at room temperature or moderately elevated temperatures.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9500400A SE504069C2 (en) | 1995-02-03 | 1995-02-03 | Colorimetric device for indicating carbon dioxide |
EP95942328A EP0807250A1 (en) | 1995-02-03 | 1995-11-16 | A colorimetric device for indicating carbon dioxide |
PCT/SE1995/001363 WO1996024054A1 (en) | 1995-02-03 | 1995-11-16 | A colorimetric device for indicating carbon dioxide |
JP8523451A JPH10513264A (en) | 1995-02-03 | 1995-11-16 | Colorimetric device for indicating carbon dioxide |
AU43579/96A AU695069B2 (en) | 1995-02-03 | 1995-11-16 | A colorimetric device for indicating carbon dioxide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9500400A SE504069C2 (en) | 1995-02-03 | 1995-02-03 | Colorimetric device for indicating carbon dioxide |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9500400D0 SE9500400D0 (en) | 1995-02-03 |
SE9500400L true SE9500400L (en) | 1996-08-04 |
SE504069C2 SE504069C2 (en) | 1996-10-28 |
Family
ID=20397083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9500400A SE504069C2 (en) | 1995-02-03 | 1995-02-03 | Colorimetric device for indicating carbon dioxide |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0807250A1 (en) |
JP (1) | JPH10513264A (en) |
AU (1) | AU695069B2 (en) |
SE (1) | SE504069C2 (en) |
WO (1) | WO1996024054A1 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999009406A1 (en) * | 1997-08-18 | 1999-02-25 | Novartis Ag | Optical carbon dioxide sensors |
GB9815002D0 (en) * | 1998-07-11 | 1998-09-09 | Jna Ltd | Formulations |
GB9815001D0 (en) * | 1998-07-11 | 1998-09-09 | Jna Ltd | Formulations |
GB9819089D0 (en) | 1998-09-02 | 1998-10-28 | Smiths Industries Plc | Respiration assemblies and indicators |
SE512283C2 (en) * | 1999-01-21 | 2000-02-21 | Mincor Ab | Colorimetric carbon dioxide indicator device |
GB9916236D0 (en) * | 1999-07-10 | 1999-09-15 | Whitland Res Ltd | Carbon dioxide sensor |
DE10031555B4 (en) * | 2000-06-28 | 2010-04-15 | Robert Bosch Gmbh | Optical sensor |
GB2433264A (en) | 2005-12-16 | 2007-06-20 | Sun Chemical Ltd | Process for preparing ammonium, phosphonium & sulphonium salts of anionic dyes from aqueous solution of a salt of dye & non-aqueous solution of an onium salt |
GB0613213D0 (en) | 2006-07-04 | 2006-08-09 | Smiths Group Plc | Detectors |
US8420405B2 (en) | 2006-09-25 | 2013-04-16 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
US8431088B2 (en) | 2006-09-25 | 2013-04-30 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
US8431087B2 (en) | 2006-09-25 | 2013-04-30 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
US8449834B2 (en) | 2006-09-25 | 2013-05-28 | Covidien Lp | Carbon dioxide detector having borosilicate substrate |
US8454526B2 (en) | 2006-09-25 | 2013-06-04 | Covidien Lp | Carbon dioxide-sensing airway products and technique for using the same |
US8396524B2 (en) | 2006-09-27 | 2013-03-12 | Covidien Lp | Medical sensor and technique for using the same |
US10175254B2 (en) | 2013-07-16 | 2019-01-08 | Palo Alto Health Sciences, Inc. | Methods and systems for quantitative colorimetric capnometry |
KR102251481B1 (en) | 2014-07-21 | 2021-05-14 | 삼성전자주식회사 | Gas sensor, refrigerator having the same and manufacturing method for the gas sensor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5124129A (en) * | 1988-07-29 | 1992-06-23 | Mallinckrodt Medical, Inc. | Carbon dioxide indicator |
US5279289A (en) * | 1991-10-15 | 1994-01-18 | Kirk Gilbert M | Resuscitator regulator with carbon dioxide detector |
-
1995
- 1995-02-03 SE SE9500400A patent/SE504069C2/en not_active IP Right Cessation
- 1995-11-16 JP JP8523451A patent/JPH10513264A/en active Pending
- 1995-11-16 EP EP95942328A patent/EP0807250A1/en not_active Withdrawn
- 1995-11-16 AU AU43579/96A patent/AU695069B2/en not_active Ceased
- 1995-11-16 WO PCT/SE1995/001363 patent/WO1996024054A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO1996024054A1 (en) | 1996-08-08 |
SE504069C2 (en) | 1996-10-28 |
AU4357996A (en) | 1996-08-21 |
JPH10513264A (en) | 1998-12-15 |
EP0807250A1 (en) | 1997-11-19 |
AU695069B2 (en) | 1998-08-06 |
SE9500400D0 (en) | 1995-02-03 |
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