DE3040474A1 - Karl-fischer-reagenz - Google Patents

Karl-fischer-reagenz

Info

Publication number
DE3040474A1
DE3040474A1 DE19803040474 DE3040474A DE3040474A1 DE 3040474 A1 DE3040474 A1 DE 3040474A1 DE 19803040474 DE19803040474 DE 19803040474 DE 3040474 A DE3040474 A DE 3040474A DE 3040474 A1 DE3040474 A1 DE 3040474A1
Authority
DE
Germany
Prior art keywords
karl fischer
reagent
pyridine
fischer reagent
iodine
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.)
Withdrawn
Application number
DE19803040474
Other languages
German (de)
English (en)
Inventor
Hiroko Yamato Kanagawa Fujino
Kaname Machida Tokyo Muroi
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries 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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Publication of DE3040474A1 publication Critical patent/DE3040474A1/de
Withdrawn legal-status Critical Current

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
    • G01N31/168—Determining water content by using Karl Fischer reagent

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (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)
  • Pyridine Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE19803040474 1979-10-31 1980-10-27 Karl-fischer-reagenz Withdrawn DE3040474A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14094679A JPS5664658A (en) 1979-10-31 1979-10-31 Karl fisher reagent

Publications (1)

Publication Number Publication Date
DE3040474A1 true DE3040474A1 (de) 1981-05-14

Family

ID=15280482

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803040474 Withdrawn DE3040474A1 (de) 1979-10-31 1980-10-27 Karl-fischer-reagenz

Country Status (7)

Country Link
US (1) US4351744A (enExample)
JP (1) JPS5664658A (enExample)
CH (1) CH646257A5 (enExample)
DE (1) DE3040474A1 (enExample)
FR (1) FR2468907A1 (enExample)
GB (1) GB2062859B (enExample)
NL (1) NL8005780A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103775A1 (de) * 1980-02-12 1982-01-07 Mitsubishi Chemical Industries, Ltd., Tokyo Elektrolytmischung
DE3447455A1 (de) * 1983-12-28 1985-07-18 Mitsubishi Chemical Industries Ltd., Tokio/Tokyo Elektrolyt fuer die coulometrische karl-fischer-titration

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE11457T1 (de) 1980-09-02 1985-02-15 J.T. Baker Chemicals B.V. Reagenz fuer die quantitative bestimmung von wasser und seine anwendung hierfuer.
DE3136942A1 (de) * 1981-09-17 1983-04-28 Riedel-De Haen Ag, 3016 Seelze "zweikomponenten-titriermittel"
DE3204962A1 (de) * 1982-02-12 1983-08-25 Merck Patent Gmbh, 6100 Darmstadt Karl-fischer-reagenz und verfahren zur bestimmung von wasser mit hilfe dieses reagenzes
DE3329020A1 (de) * 1983-08-11 1985-02-21 Riedel-De Haen Ag, 3016 Seelze Loesemittel fuer die wasserbestimmung nach karl-fischer
DE3411181A1 (de) * 1984-03-27 1985-10-10 Merck Patent Gmbh, 6100 Darmstadt Karl-fischer-reagenz und verfahren zur bestimmung von wasser mit hilfe dieses reagenzes
US5389545A (en) * 1993-07-26 1995-02-14 Dahms; Harald Reagents, methods and kits for water determination
US5453377A (en) * 1993-07-26 1995-09-26 Dahms; Harald Methods for making iodine-free Karl Fischer reagents
US11885782B2 (en) * 2020-10-29 2024-01-30 Honeywell International Inc. Method of determining an amount of water in a sample using a sulfonic acid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780601A (en) * 1952-12-09 1957-02-05 Pharmacia Ab Improved chemical reagent for the quantitative determination of water
NL101617C (enExample) * 1956-11-09
FR1247954A (fr) * 1959-09-17 1960-12-09 Pharmacia Ab Réactif karl fischer stabilisé
CA918048A (en) * 1969-07-14 1973-01-02 S. Delmonte Clive Reagent
US3682783A (en) * 1971-03-15 1972-08-08 Photovolt Corp Method for coulometric karl fischer titration
US3749659A (en) * 1971-03-15 1973-07-31 Photovolt Corp Reagent composition for coulometric karl fischer titration
DE2966986D1 (en) * 1979-07-26 1984-06-20 Baker Chem Co J T Reagent for the quantitative determination of water, and its use

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3103775A1 (de) * 1980-02-12 1982-01-07 Mitsubishi Chemical Industries, Ltd., Tokyo Elektrolytmischung
DE3447455A1 (de) * 1983-12-28 1985-07-18 Mitsubishi Chemical Industries Ltd., Tokio/Tokyo Elektrolyt fuer die coulometrische karl-fischer-titration
DE3447455C2 (de) * 1983-12-28 1994-07-14 Mitsubishi Chem Ind Elektrolyt für die coulometrische Karl-Fischer-Titration

Also Published As

Publication number Publication date
CH646257A5 (de) 1984-11-15
FR2468907A1 (fr) 1981-05-08
GB2062859B (en) 1983-08-10
US4351744A (en) 1982-09-28
NL8005780A (nl) 1981-06-01
GB2062859A (en) 1981-05-28
FR2468907B1 (enExample) 1984-04-27
JPS5664658A (en) 1981-06-01

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: DANNENBERG, G., DIPL.-ING., 6000 FRANKFURT WEINHOL

8141 Disposal/no request for examination