DK131747B - Apparat til automatisk bestemmelse af det kemiske oxygenforbrug for vandholdige opløsninger. - Google Patents

Apparat til automatisk bestemmelse af det kemiske oxygenforbrug for vandholdige opløsninger.

Info

Publication number
DK131747B
DK131747B DK236370AA DK236370A DK131747B DK 131747 B DK131747 B DK 131747B DK 236370A A DK236370A A DK 236370AA DK 236370 A DK236370 A DK 236370A DK 131747 B DK131747 B DK 131747B
Authority
DK
Denmark
Prior art keywords
aqueous solutions
oxygen demand
automatically determining
chemical oxygen
chemical
Prior art date
Application number
DK236370AA
Other languages
English (en)
Other versions
DK131747C (da
Inventor
P H Jonsson
Original Assignee
Nordstjernan Rederi Ab
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
Priority claimed from SE06596/69A external-priority patent/SE336685B/xx
Application filed by Nordstjernan Rederi Ab filed Critical Nordstjernan Rederi Ab
Publication of DK131747B publication Critical patent/DK131747B/da
Application granted granted Critical
Publication of DK131747C publication Critical patent/DK131747C/da

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
    • G01N31/005—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods investigating the presence of an element by oxidation
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Plasma & Fusion (AREA)
  • Biomedical Technology (AREA)
  • Emergency Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
DK236370A 1969-05-09 1970-05-08 Apparat til automatisk bestemmelse af det kemiske oxygenforbrug for vandholdige oplosninger DK131747C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE06596/69A SE336685B (da) 1969-05-09 1969-05-09
SE121170 1970-01-30

Publications (2)

Publication Number Publication Date
DK131747B true DK131747B (da) 1975-08-25
DK131747C DK131747C (da) 1976-01-26

Family

ID=26654235

Family Applications (1)

Application Number Title Priority Date Filing Date
DK236370A DK131747C (da) 1969-05-09 1970-05-08 Apparat til automatisk bestemmelse af det kemiske oxygenforbrug for vandholdige oplosninger

Country Status (7)

Country Link
US (1) US3674370A (da)
JP (1) JPS5039397B1 (da)
DK (1) DK131747C (da)
FI (1) FI49885C (da)
FR (1) FR2047531A5 (da)
GB (1) GB1305972A (da)
IT (1) IT961034B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5741742Y2 (da) * 1978-08-23 1982-09-13
DE3329133A1 (de) * 1983-08-12 1985-02-28 Laboratorium Prof. Dr. Rudolf Berthold, 7547 Wildbad Verfahren und vorrichtung zur messung der radioaktivitaet in saeulen-eluaten
ES2185496B1 (es) * 2001-07-17 2005-06-01 Universidad Politecnica De Valencia Equipo y metodo en linea para la deteccion, determinacion de la evolucion y cuantificacion de biomasa microbiana y otras sustancias que absorben a lo largo del espectro de luz durante el desarrollo de procesos biotecnologicos.
DE10222822A1 (de) * 2002-05-21 2003-12-04 Conducta Endress & Hauser Online-Analysator
EP2791659B1 (de) 2011-12-12 2020-12-23 Merck Patent GmbH Küvette und verfahren zur bestimmung des chemischen sauerstoffbedarfs
CN102706828B (zh) * 2012-05-29 2014-01-22 燕山大学 化学需氧量检测装置及检测方法
JP7831855B2 (ja) * 2023-10-17 2026-03-17 ラボテック株式会社 Ｃｏｄ分析滴定終点検出方法及び検出装置並びにｃｏｄ自動分析装置

Also Published As

Publication number Publication date
DK131747C (da) 1976-01-26
DE2022640B2 (de) 1975-02-13
IT961034B (it) 1973-12-10
JPS5039397B1 (da) 1975-12-16
GB1305972A (da) 1973-02-07
US3674370A (en) 1972-07-04
FI49885B (da) 1975-06-30
DE2022640A1 (de) 1970-11-19
FR2047531A5 (da) 1971-03-12
FI49885C (fi) 1975-10-10

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