DE3833533A1 - Vorrichtung zur kolorimetrischen bestimmung von substanzen - Google Patents
Vorrichtung zur kolorimetrischen bestimmung von substanzenInfo
- Publication number
- DE3833533A1 DE3833533A1 DE19883833533 DE3833533A DE3833533A1 DE 3833533 A1 DE3833533 A1 DE 3833533A1 DE 19883833533 DE19883833533 DE 19883833533 DE 3833533 A DE3833533 A DE 3833533A DE 3833533 A1 DE3833533 A1 DE 3833533A1
- Authority
- DE
- Germany
- Prior art keywords
- color
- comparator
- scale
- measuring
- housing
- 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.)
- Granted
Links
- 239000000126 substance Substances 0.000 title claims abstract description 10
- 238000012360 testing method Methods 0.000 abstract description 7
- 239000012488 sample solution Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 15
- 239000007788 liquid Substances 0.000 description 11
- 238000005259 measurement Methods 0.000 description 11
- 239000003153 chemical reaction reagent Substances 0.000 description 8
- 238000004806 packaging method and process Methods 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000012088 reference solution Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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)
- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883833533 DE3833533A1 (de) | 1988-10-01 | 1988-10-01 | Vorrichtung zur kolorimetrischen bestimmung von substanzen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883833533 DE3833533A1 (de) | 1988-10-01 | 1988-10-01 | Vorrichtung zur kolorimetrischen bestimmung von substanzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3833533A1 true DE3833533A1 (de) | 1990-04-05 |
| DE3833533C2 DE3833533C2 (enExample) | 1991-08-01 |
Family
ID=6364245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883833533 Granted DE3833533A1 (de) | 1988-10-01 | 1988-10-01 | Vorrichtung zur kolorimetrischen bestimmung von substanzen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3833533A1 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3520626A (en) * | 1966-02-10 | 1970-07-14 | Hach Chemical Co | Color wheel for color comparators |
| DE2548728C2 (de) * | 1975-10-31 | 1986-07-31 | Merck Patent Gmbh, 6100 Darmstadt | Vorrichtung zur analytischen Bestimmung von Substanzen in Lösung |
-
1988
- 1988-10-01 DE DE19883833533 patent/DE3833533A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3520626A (en) * | 1966-02-10 | 1970-07-14 | Hach Chemical Co | Color wheel for color comparators |
| DE2548728C2 (de) * | 1975-10-31 | 1986-07-31 | Merck Patent Gmbh, 6100 Darmstadt | Vorrichtung zur analytischen Bestimmung von Substanzen in Lösung |
Non-Patent Citations (1)
| Title |
|---|
| Analytische Chemie 1987, H. 8, S. A7 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3833533C2 (enExample) | 1991-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |