JPS5266492A - Analytical method and analyzer of minutely dissolved oxygen - Google Patents

Analytical method and analyzer of minutely dissolved oxygen

Info

Publication number
JPS5266492A
JPS5266492A JP14217075A JP14217075A JPS5266492A JP S5266492 A JPS5266492 A JP S5266492A JP 14217075 A JP14217075 A JP 14217075A JP 14217075 A JP14217075 A JP 14217075A JP S5266492 A JPS5266492 A JP S5266492A
Authority
JP
Japan
Prior art keywords
dissolved oxygen
minutely
analyzer
analytical method
power generation
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
JP14217075A
Other languages
Japanese (ja)
Inventor
Fumio Mizuniwa
Tatsuo Unno
Yasushi Sugawara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP14217075A priority Critical patent/JPS5266492A/en
Publication of JPS5266492A publication Critical patent/JPS5266492A/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

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)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)

Abstract

PURPOSE:To measure the concentration of dissolved oxygen in the boiler water of steam power generation plant or the cooling water of atomic power generation plant, by measuring the extinction degree of coloration, being its wave length 555nm, after mixed with the reduced form indigocarmine solution.
JP14217075A 1975-12-01 1975-12-01 Analytical method and analyzer of minutely dissolved oxygen Pending JPS5266492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14217075A JPS5266492A (en) 1975-12-01 1975-12-01 Analytical method and analyzer of minutely dissolved oxygen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14217075A JPS5266492A (en) 1975-12-01 1975-12-01 Analytical method and analyzer of minutely dissolved oxygen

Publications (1)

Publication Number Publication Date
JPS5266492A true JPS5266492A (en) 1977-06-01

Family

ID=15308974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14217075A Pending JPS5266492A (en) 1975-12-01 1975-12-01 Analytical method and analyzer of minutely dissolved oxygen

Country Status (1)

Country Link
JP (1) JPS5266492A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57189044A (en) * 1980-08-26 1982-11-20 Hellige Gmbh Method and device for measuring gas
JP2001124699A (en) * 1999-10-28 2001-05-11 Miura Co Ltd Indicator for measuring dissolved oxygen concentration

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57189044A (en) * 1980-08-26 1982-11-20 Hellige Gmbh Method and device for measuring gas
JP2001124699A (en) * 1999-10-28 2001-05-11 Miura Co Ltd Indicator for measuring dissolved oxygen concentration

Similar Documents

Publication Publication Date Title
JPS5266492A (en) Analytical method and analyzer of minutely dissolved oxygen
JPS5565139A (en) Measuring method of nitric and nitrous acid ion concentration and its unit
JPS5271293A (en) Oxygen concentration meter
JPS51112183A (en) Diffraction pattern detector
JPS54111396A (en) Method of measuring steam content in mixed gas by inrared ray absorption type gas analysis
JPS5237087A (en) Isotope analysis method by use of raman effect
JPS5412793A (en) Concentration measuring method of solutions
JPS53122482A (en) Gas analyzer
JPS5226286A (en) Method and apparatus for automatic measurement of ion concentration in water
JPS5234792A (en) Jaundice meter
JPS5252694A (en) Method of analyzing liquid sample
JPS5233592A (en) Ion concentration measuring apparatus
JPS5325792A (en) Radioactive iodine concentration measuring method
JPS51113789A (en) Gas meter
JPS5339193A (en) Measuring method for ion concentration of phosphoric acid and arsenic acid
JPS5376888A (en) Concentration measuring apparatus
SU562543A1 (en) The method of controlling the acidity of the acetone solution
Mieluch et al. Some Problems of Practical Interpretation of Corrosion Measurements Using'Dangerous' Corrosion Inhibitors
JPS5377585A (en) Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions
JPS5367485A (en) Direct light measuring analytical method used plural
GB1501644A (en) Alkalinity monitors
JPS5262497A (en) Measurement of hydrogen concentration in waste gas mixed therein with hydrogen and helium
JPS53129794A (en) Reactor control rod
JPS51137489A (en) Combustion type water analyser
JPS53138397A (en) Ozone electrode