FR1327935A - Colorimetric comparator for the analysis of liquids, in particular water - Google Patents
Colorimetric comparator for the analysis of liquids, in particular waterInfo
- Publication number
- FR1327935A FR1327935A FR894471A FR894471A FR1327935A FR 1327935 A FR1327935 A FR 1327935A FR 894471 A FR894471 A FR 894471A FR 894471 A FR894471 A FR 894471A FR 1327935 A FR1327935 A FR 1327935A
- Authority
- FR
- France
- Prior art keywords
- colorimetric
- comparator
- liquids
- analysis
- particular water
- 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.)
- Expired
Links
Classifications
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/29—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection
- G01N21/293—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection with colour charts, graduated scales or turrets
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR894471A FR1327935A (en) | 1962-04-13 | 1962-04-13 | Colorimetric comparator for the analysis of liquids, in particular water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR894471A FR1327935A (en) | 1962-04-13 | 1962-04-13 | Colorimetric comparator for the analysis of liquids, in particular water |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1327935A true FR1327935A (en) | 1963-05-24 |
Family
ID=8776875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR894471A Expired FR1327935A (en) | 1962-04-13 | 1962-04-13 | Colorimetric comparator for the analysis of liquids, in particular water |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1327935A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7612020A (en) * | 1975-10-31 | 1977-05-03 | Merck Patent Gmbh | DEVICE AND METHOD FOR ANALYTICAL DETERMINATION OF MATERIALS IN A SOLUTION. |
-
1962
- 1962-04-13 FR FR894471A patent/FR1327935A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7612020A (en) * | 1975-10-31 | 1977-05-03 | Merck Patent Gmbh | DEVICE AND METHOD FOR ANALYTICAL DETERMINATION OF MATERIALS IN A SOLUTION. |
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