DE2623611C2 - - Google Patents
Info
- Publication number
- DE2623611C2 DE2623611C2 DE2623611A DE2623611A DE2623611C2 DE 2623611 C2 DE2623611 C2 DE 2623611C2 DE 2623611 A DE2623611 A DE 2623611A DE 2623611 A DE2623611 A DE 2623611A DE 2623611 C2 DE2623611 C2 DE 2623611C2
- Authority
- DE
- Germany
- Prior art keywords
- light
- flow channel
- sample
- optical means
- light beam
- 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
- 239000012530 fluid Substances 0.000 claims description 47
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000005375 photometry Methods 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 description 28
- 239000011521 glass Substances 0.000 description 5
- 239000010453 quartz Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N2021/0346—Capillary cells; Microcells
Landscapes
- Physics & Mathematics (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)
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/591,683 US3999861A (en) | 1975-06-30 | 1975-06-30 | Flow cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2623611A1 DE2623611A1 (de) | 1977-01-27 |
| DE2623611C2 true DE2623611C2 (en, 2012) | 1988-04-28 |
Family
ID=24367458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762623611 Granted DE2623611A1 (de) | 1975-06-30 | 1976-05-26 | Verfahren und vorrichtung zur fotometrischen analyse von fluidproben |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3999861A (en, 2012) |
| JP (2) | JPS526580A (en, 2012) |
| CA (1) | CA1048295A (en, 2012) |
| DE (1) | DE2623611A1 (en, 2012) |
| FR (1) | FR2316596A1 (en, 2012) |
| GB (1) | GB1570194A (en, 2012) |
| IT (1) | IT1070247B (en, 2012) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6039982B2 (ja) * | 1977-07-26 | 1985-09-09 | オリンパス光学工業株式会社 | 液体サンプル分析装置 |
| US4279509A (en) * | 1979-12-05 | 1981-07-21 | Syva Company | Zero volume flow cell |
| JPS5810632A (ja) * | 1981-07-13 | 1983-01-21 | Hitachi Ltd | フロ−セル |
| SU1376042A1 (ru) * | 1985-05-12 | 1988-02-23 | Институт физики АН БССР | Лазерный флуориметрический детектор дл микроколоночной хроматографии |
| US4798803A (en) * | 1985-07-10 | 1989-01-17 | The Dow Chemical Company | Method for titration flow injection analysis |
| US4764676A (en) * | 1986-10-20 | 1988-08-16 | Laser Precision Corporation | Apparatus for spectral analysis of chromatographic fractions |
| DE8912584U1 (de) * | 1989-10-24 | 1989-12-07 | Hydac Technology GmbH, 6603 Sulzbach | Partikelzähler |
| US5273633A (en) * | 1992-07-10 | 1993-12-28 | Tiansong Wang | Capillary multireflective cell |
| US5416576A (en) * | 1994-01-03 | 1995-05-16 | The Dow Chemical Company | Serpentine coil spectrophotometer cell |
| FR2725522B1 (fr) * | 1994-10-07 | 1997-01-03 | Hospal Ind | Dispositif de detection d'un conduit et de determination d'au moins une caracteristique de son contenu |
| DE19717525A1 (de) * | 1997-04-25 | 1997-10-02 | Merkel Wolfgang | Gasmeßküvette K1 |
| JP2008224342A (ja) * | 2007-03-12 | 2008-09-25 | Rion Co Ltd | フローセル、フローセルの製造方法及び粒子測定装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2779230A (en) * | 1951-07-20 | 1957-01-29 | John U White | Optical system providing a long optical path |
| US3080789A (en) * | 1960-07-01 | 1963-03-12 | Technicon Instr | Flow cells |
| US3418053A (en) * | 1964-08-28 | 1968-12-24 | Technicon Instr | Colorimeter flow cell |
| US3414354A (en) * | 1964-10-28 | 1968-12-03 | Perkin Elmer Corp | Raman spectrometers |
| US3431424A (en) * | 1965-10-19 | 1969-03-04 | Henry W Allen | Optical fluid sampling device |
| US3524066A (en) * | 1966-08-22 | 1970-08-11 | Monsanto Co | Fluid measurement system having sample chamber with opposed reflecting members for causing multiple reflections |
-
1975
- 1975-06-30 US US05/591,683 patent/US3999861A/en not_active Expired - Lifetime
-
1976
- 1976-04-15 CA CA76250371A patent/CA1048295A/en not_active Expired
- 1976-05-26 DE DE19762623611 patent/DE2623611A1/de active Granted
- 1976-06-09 JP JP51066688A patent/JPS526580A/ja active Pending
- 1976-06-28 IT IT68600/76A patent/IT1070247B/it active
- 1976-06-28 FR FR7619556A patent/FR2316596A1/fr active Granted
- 1976-06-30 GB GB17809/76A patent/GB1570194A/en not_active Expired
-
1984
- 1984-10-15 JP JP1984154405U patent/JPS60100651U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US3999861A (en) | 1976-12-28 |
| IT1070247B (it) | 1985-03-29 |
| CA1048295A (en) | 1979-02-13 |
| DE2623611A1 (de) | 1977-01-27 |
| FR2316596B1 (en, 2012) | 1981-09-25 |
| JPS60100651U (ja) | 1985-07-09 |
| JPS626521Y2 (en, 2012) | 1987-02-14 |
| GB1570194A (en) | 1980-06-25 |
| FR2316596A1 (fr) | 1977-01-28 |
| JPS526580A (en) | 1977-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8126 | Change of the secondary classification |
Ipc: G01N 21/05 |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: TECHNICON INSTRUMENTS CORP. (N.D.GES.D.STAATES DEL |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: REICHEL, W., DIPL.-ING. LIPPERT, H., DIPL.-ING., PAT.-ANWAELTE, 6000 FRANKFURT |
|
| 8339 | Ceased/non-payment of the annual fee |