JPS5377585A - Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions - Google Patents

Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions

Info

Publication number
JPS5377585A
JPS5377585A JP15282876A JP15282876A JPS5377585A JP S5377585 A JPS5377585 A JP S5377585A JP 15282876 A JP15282876 A JP 15282876A JP 15282876 A JP15282876 A JP 15282876A JP S5377585 A JPS5377585 A JP S5377585A
Authority
JP
Japan
Prior art keywords
acid ions
automatic analyzing
nitric acid
simultaneous automatic
nitrous acid
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
JP15282876A
Other languages
Japanese (ja)
Inventor
Akihiro Ono
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP15282876A priority Critical patent/JPS5377585A/en
Publication of JPS5377585A publication Critical patent/JPS5377585A/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
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light

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 Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

PURPOSE:To easily rapidly, accurately and automatically analyze NO<->3 and NO<->2 contained in factory waste water, etc. by measuring the ultraviolet absorption rate of specific wavelength
JP15282876A 1976-12-21 1976-12-21 Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions Pending JPS5377585A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15282876A JPS5377585A (en) 1976-12-21 1976-12-21 Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15282876A JPS5377585A (en) 1976-12-21 1976-12-21 Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions

Publications (1)

Publication Number Publication Date
JPS5377585A true JPS5377585A (en) 1978-07-10

Family

ID=15549019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15282876A Pending JPS5377585A (en) 1976-12-21 1976-12-21 Method and apparatus for simultaneous automatic analyzing of nitric acid ions and nitrous acid ions

Country Status (1)

Country Link
JP (1) JPS5377585A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50122289A (en) * 1974-02-15 1975-09-25
JPS5031991B1 (en) * 1970-03-25 1975-10-16

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5031991B1 (en) * 1970-03-25 1975-10-16
JPS50122289A (en) * 1974-02-15 1975-09-25

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