NO794022L - Reagens til kvantitativ vannbestemmelse og dets anvendelse til kvantitativ vannbestemmelse - Google Patents
Reagens til kvantitativ vannbestemmelse og dets anvendelse til kvantitativ vannbestemmelseInfo
- Publication number
- NO794022L NO794022L NO794022A NO794022A NO794022L NO 794022 L NO794022 L NO 794022L NO 794022 A NO794022 A NO 794022A NO 794022 A NO794022 A NO 794022A NO 794022 L NO794022 L NO 794022L
- Authority
- NO
- Norway
- Prior art keywords
- solution
- reagent
- titration
- anhydrous
- methoxyethanol
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000004448 titration Methods 0.000 claims abstract description 37
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 30
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 14
- -1 alkali metal acetate Chemical class 0.000 claims abstract description 11
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 10
- 229910052740 iodine Inorganic materials 0.000 claims abstract description 10
- 239000011630 iodine Substances 0.000 claims abstract description 10
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical group [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 5
- 229940040526 anhydrous sodium acetate Drugs 0.000 claims description 4
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical group [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 63
- 238000000034 method Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 238000003756 stirring Methods 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000872 buffer Substances 0.000 description 3
- 239000008162 cooking oil Substances 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 235000017281 sodium acetate Nutrition 0.000 description 3
- 239000001632 sodium acetate Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 241001550224 Apha Species 0.000 description 1
- 201000004624 Dermatitis Diseases 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 208000010668 atopic eczema Diseases 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229940074412 sulfur iodide Drugs 0.000 description 1
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)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP79102673A EP0023230B1 (fr) | 1979-07-26 | 1979-07-26 | Réactif pour la détermination quantitative de l'eau, et son utilisation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO794022L true NO794022L (no) | 1981-01-27 |
Family
ID=8186162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO794022A NO794022L (no) | 1979-07-26 | 1979-12-10 | Reagens til kvantitativ vannbestemmelse og dets anvendelse til kvantitativ vannbestemmelse |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4295990A (fr) |
| EP (1) | EP0023230B1 (fr) |
| JP (1) | JPS5621062A (fr) |
| AT (1) | ATE7540T1 (fr) |
| AU (1) | AU532340B2 (fr) |
| CA (1) | CA1134728A (fr) |
| DE (1) | DE2966986D1 (fr) |
| DK (1) | DK525279A (fr) |
| ES (1) | ES486719A1 (fr) |
| FI (1) | FI793849A (fr) |
| NO (1) | NO794022L (fr) |
| ZA (1) | ZA803994B (fr) |
Families Citing this family (114)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5664658A (en) * | 1979-10-31 | 1981-06-01 | Mitsubishi Chem Ind Ltd | Karl fisher reagent |
| 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. |
| DE3048237A1 (de) * | 1980-12-20 | 1982-07-15 | Merck Patent Gmbh, 6100 Darmstadt | "pyridinfreies karl-fischer-reagenz und verfahren zur bestimmung von wasser mit hilfe dieses reagenzes" |
| EP0056826A1 (fr) * | 1981-01-22 | 1982-08-04 | J.T. Baker Chemicals B.V. | Réactif pour la détermination quantitative de l'eau et son utilisation |
| US4354853A (en) * | 1981-05-11 | 1982-10-19 | Harald Dahms | Karl Fischer reagent and its use |
| 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 |
| US4720464A (en) * | 1983-12-28 | 1988-01-19 | Mitsubishi Chemical Industries, Limited | Electrolytes for Karl Fischer coulometric titration |
| US5389545A (en) * | 1993-07-26 | 1995-02-14 | Dahms; Harald | Reagents, methods and kits for water determination |
| IL114938A (en) * | 1995-08-15 | 2000-08-13 | State Of Israel Ministry Of In | Reagent for determining water and ene-diols or thiols |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1076005A (fr) * | 1953-04-21 | 1954-10-21 | Procédé de préparation d'un réactif pour la détermination quantitative de très petites quantités d'eau dans les gaz, les liquides et les substances solides, et réactif préparé selon ce procédé | |
| NL101617C (fr) * | 1956-11-09 | |||
| US3528775A (en) * | 1967-01-25 | 1970-09-15 | Mobil Oil Corp | Method and apparatus for testing petroleum products for water content |
| CA918048A (en) * | 1969-07-14 | 1973-01-02 | S. Delmonte Clive | Reagent |
| DE2040271A1 (de) * | 1970-08-13 | 1972-02-17 | Merck Patent Gmbh | Verfahren zur Schnellbestimmung von Wasser in einer Bremsfluessigkeit |
-
1979
- 1979-07-26 EP EP79102673A patent/EP0023230B1/fr not_active Expired
- 1979-07-26 AT AT79102673T patent/ATE7540T1/de not_active IP Right Cessation
- 1979-07-26 DE DE7979102673T patent/DE2966986D1/de not_active Expired
- 1979-12-10 NO NO794022A patent/NO794022L/no unknown
- 1979-12-10 ES ES486719A patent/ES486719A1/es not_active Expired
- 1979-12-10 FI FI793849A patent/FI793849A/fi not_active Application Discontinuation
- 1979-12-10 DK DK525279A patent/DK525279A/da not_active Application Discontinuation
-
1980
- 1980-06-06 CA CA000353657A patent/CA1134728A/fr not_active Expired
- 1980-06-09 US US06/157,440 patent/US4295990A/en not_active Expired - Lifetime
- 1980-07-02 ZA ZA00803994A patent/ZA803994B/xx unknown
- 1980-07-02 AU AU60050/80A patent/AU532340B2/en not_active Ceased
- 1980-07-21 JP JP9883680A patent/JPS5621062A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FI793849A (fi) | 1981-01-27 |
| DE2966986D1 (en) | 1984-06-20 |
| CA1134728A (fr) | 1982-11-02 |
| AU532340B2 (en) | 1983-09-29 |
| ES486719A1 (es) | 1980-09-16 |
| ZA803994B (en) | 1981-06-24 |
| US4295990A (en) | 1981-10-20 |
| EP0023230B1 (fr) | 1984-05-16 |
| AU6005080A (en) | 1981-01-29 |
| JPS5621062A (en) | 1981-02-27 |
| EP0023230A1 (fr) | 1981-02-04 |
| ATE7540T1 (de) | 1984-06-15 |
| DK525279A (da) | 1981-01-27 |
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