CS384791A3 - Method for determining nitrites in phosphatizing solutions - Google Patents

Method for determining nitrites in phosphatizing solutions

Info

Publication number
CS384791A3
CS384791A3 CS913847A CS384791A CS384791A3 CS 384791 A3 CS384791 A3 CS 384791A3 CS 913847 A CS913847 A CS 913847A CS 384791 A CS384791 A CS 384791A CS 384791 A3 CS384791 A3 CS 384791A3
Authority
CS
Czechoslovakia
Prior art keywords
nitrites
determining
phosphatizing solutions
phosphatizing
solutions
Prior art date
Application number
CS913847A
Other languages
English (en)
Inventor
Dieter Ing Hauffe
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of CS384791A3 publication Critical patent/CS384791A3/cs

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
    • G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
    • G01N31/162—Determining the equivalent point by means of a discontinuity
    • G01N31/164—Determining the equivalent point by means of a discontinuity by electrical or electrochemical means

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (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)
CS913847A 1990-12-20 1991-12-17 Method for determining nitrites in phosphatizing solutions CS384791A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904040924 DE4040924A1 (de) 1990-12-20 1990-12-20 Nitritbestimmung in phosphatierungsloesungen

Publications (1)

Publication Number Publication Date
CS384791A3 true CS384791A3 (en) 1992-07-15

Family

ID=6420874

Family Applications (1)

Application Number Title Priority Date Filing Date
CS913847A CS384791A3 (en) 1990-12-20 1991-12-17 Method for determining nitrites in phosphatizing solutions

Country Status (10)

Country Link
EP (1) EP0492714A1 (cs)
JP (1) JPH04295754A (cs)
BR (1) BR9105372A (cs)
CA (1) CA2058107A1 (cs)
CS (1) CS384791A3 (cs)
DE (1) DE4040924A1 (cs)
HU (1) HUT61404A (cs)
MX (1) MX9102573A (cs)
PL (1) PL292842A1 (cs)
PT (1) PT99875A (cs)

Also Published As

Publication number Publication date
JPH04295754A (ja) 1992-10-20
HUT61404A (en) 1992-12-28
HU914091D0 (en) 1992-03-30
DE4040924A1 (de) 1992-06-25
EP0492714A1 (de) 1992-07-01
MX9102573A (es) 1992-06-01
PL292842A1 (en) 1992-06-26
BR9105372A (pt) 1992-08-25
CA2058107A1 (en) 1992-06-21
PT99875A (pt) 1992-12-31

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