JPS53148495A - Method and apparatus of measuring water contents of polyhydric alcohol base solutions - Google Patents

Method and apparatus of measuring water contents of polyhydric alcohol base solutions

Info

Publication number
JPS53148495A
JPS53148495A JP6226277A JP6226277A JPS53148495A JP S53148495 A JPS53148495 A JP S53148495A JP 6226277 A JP6226277 A JP 6226277A JP 6226277 A JP6226277 A JP 6226277A JP S53148495 A JPS53148495 A JP S53148495A
Authority
JP
Japan
Prior art keywords
water contents
polyhydric alcohol
measuring water
alcohol base
base solutions
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
JP6226277A
Other languages
Japanese (ja)
Inventor
Teiji Fujimoto
Tetsusuke Nagashima
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.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric 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 Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Priority to JP6226277A priority Critical patent/JPS53148495A/en
Publication of JPS53148495A publication Critical patent/JPS53148495A/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
    • G01N21/17—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
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water

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)

Abstract

PURPOSE:To readily and highly accurately measure the water contents of antifreezers, brake fluids, etc. for automobiles according to the correlations between the water contents and absorptiveies having been obtained beforehand by radiating specific infrared rays and measuring the absorptivities thereof.
JP6226277A 1977-05-30 1977-05-30 Method and apparatus of measuring water contents of polyhydric alcohol base solutions Pending JPS53148495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6226277A JPS53148495A (en) 1977-05-30 1977-05-30 Method and apparatus of measuring water contents of polyhydric alcohol base solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6226277A JPS53148495A (en) 1977-05-30 1977-05-30 Method and apparatus of measuring water contents of polyhydric alcohol base solutions

Publications (1)

Publication Number Publication Date
JPS53148495A true JPS53148495A (en) 1978-12-25

Family

ID=13195048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6226277A Pending JPS53148495A (en) 1977-05-30 1977-05-30 Method and apparatus of measuring water contents of polyhydric alcohol base solutions

Country Status (1)

Country Link
JP (1) JPS53148495A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57192842A (en) * 1981-05-07 1982-11-27 Nat Res Dev Analyzer
US5331156A (en) * 1992-10-01 1994-07-19 Schlumberger Technology Corporation Method of analyzing oil and water fractions in a flow stream
JPH08159964A (en) * 1994-12-02 1996-06-21 Tsurumi Soda Co Ltd Determination method of moisture in gas, and sample vessel
CN110654367A (en) * 2018-06-29 2020-01-07 沃尔沃汽车公司 System and method for determining the moisture content in brake fluid

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842953U (en) * 1971-09-24 1973-06-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4842953U (en) * 1971-09-24 1973-06-02

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57192842A (en) * 1981-05-07 1982-11-27 Nat Res Dev Analyzer
US5331156A (en) * 1992-10-01 1994-07-19 Schlumberger Technology Corporation Method of analyzing oil and water fractions in a flow stream
JPH08159964A (en) * 1994-12-02 1996-06-21 Tsurumi Soda Co Ltd Determination method of moisture in gas, and sample vessel
CN110654367A (en) * 2018-06-29 2020-01-07 沃尔沃汽车公司 System and method for determining the moisture content in brake fluid
CN110654367B (en) * 2018-06-29 2022-04-05 沃尔沃汽车公司 System and method for determining the moisture content in brake fluid
US11433868B2 (en) 2018-06-29 2022-09-06 Volvo Car Corporation System and method for determining water content in brake fluid

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