FR2468907B1 - - Google Patents
Info
- Publication number
- FR2468907B1 FR2468907B1 FR8023244A FR8023244A FR2468907B1 FR 2468907 B1 FR2468907 B1 FR 2468907B1 FR 8023244 A FR8023244 A FR 8023244A FR 8023244 A FR8023244 A FR 8023244A FR 2468907 B1 FR2468907 B1 FR 2468907B1
- Authority
- FR
- France
- 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.)
- Expired
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14094679A JPS5664658A (en) | 1979-10-31 | 1979-10-31 | Karl fisher reagent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2468907A1 FR2468907A1 (fr) | 1981-05-08 |
| FR2468907B1 true FR2468907B1 (enExample) | 1984-04-27 |
Family
ID=15280482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8023244A Granted FR2468907A1 (fr) | 1979-10-31 | 1980-10-30 | Reactif de karl-fischer |
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) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56112641A (en) * | 1980-02-12 | 1981-09-05 | Mitsubishi Chem Ind Ltd | Electrolytic solution for coulometric titration by karl fischer method |
| 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 |
| US4720464A (en) * | 1983-12-28 | 1988-01-19 | Mitsubishi Chemical Industries, Limited | Electrolytes for Karl Fischer coulometric titration |
| 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)
| 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 |
-
1979
- 1979-10-31 JP JP14094679A patent/JPS5664658A/ja active Pending
-
1980
- 1980-10-01 US US06/192,880 patent/US4351744A/en not_active Expired - Lifetime
- 1980-10-21 NL NL8005780A patent/NL8005780A/nl not_active Application Discontinuation
- 1980-10-27 DE DE19803040474 patent/DE3040474A1/de not_active Withdrawn
- 1980-10-30 FR FR8023244A patent/FR2468907A1/fr active Granted
- 1980-10-30 CH CH808880A patent/CH646257A5/de not_active IP Right Cessation
- 1980-10-31 GB GB8035165A patent/GB2062859B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH646257A5 (de) | 1984-11-15 |
| FR2468907A1 (fr) | 1981-05-08 |
| DE3040474A1 (de) | 1981-05-14 |
| GB2062859B (en) | 1983-08-10 |
| US4351744A (en) | 1982-09-28 |
| NL8005780A (nl) | 1981-06-01 |
| GB2062859A (en) | 1981-05-28 |
| JPS5664658A (en) | 1981-06-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |