JPS5268495A - Gas detector - Google Patents

Gas detector

Info

Publication number
JPS5268495A
JPS5268495A JP14542375A JP14542375A JPS5268495A JP S5268495 A JPS5268495 A JP S5268495A JP 14542375 A JP14542375 A JP 14542375A JP 14542375 A JP14542375 A JP 14542375A JP S5268495 A JPS5268495 A JP S5268495A
Authority
JP
Japan
Prior art keywords
gas detector
gas
discolors
reacting
measurement
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.)
Pending
Application number
JP14542375A
Other languages
Japanese (ja)
Inventor
Toshibumi Kamiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP14542375A priority Critical patent/JPS5268495A/en
Publication of JPS5268495A publication Critical patent/JPS5268495A/en
Pending legal-status Critical Current

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
    • G01N21/75—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
    • G01N21/783—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 for analysing gases

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)

Abstract

PURPOSE:To perform the detection of gas and the measurement of its concentration simply with small costs by using a gas sensitive chip which discolors by reacting with the gas being detected.
JP14542375A 1975-12-04 1975-12-04 Gas detector Pending JPS5268495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14542375A JPS5268495A (en) 1975-12-04 1975-12-04 Gas detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14542375A JPS5268495A (en) 1975-12-04 1975-12-04 Gas detector

Publications (1)

Publication Number Publication Date
JPS5268495A true JPS5268495A (en) 1977-06-07

Family

ID=15384895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14542375A Pending JPS5268495A (en) 1975-12-04 1975-12-04 Gas detector

Country Status (1)

Country Link
JP (1) JPS5268495A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154463U (en) * 1979-04-23 1980-11-07
US4830503A (en) * 1986-04-16 1989-05-16 Fuji Photo Film Co., Ltd. Reflection density measuring system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154463U (en) * 1979-04-23 1980-11-07
JPS5830221Y2 (en) * 1979-04-23 1983-07-02 栗田工業株式会社 water quality tester
US4830503A (en) * 1986-04-16 1989-05-16 Fuji Photo Film Co., Ltd. Reflection density measuring system

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