ES2103224B1 - AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES. - Google Patents
AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES.Info
- Publication number
- ES2103224B1 ES2103224B1 ES9401096A ES9401096A ES2103224B1 ES 2103224 B1 ES2103224 B1 ES 2103224B1 ES 9401096 A ES9401096 A ES 9401096A ES 9401096 A ES9401096 A ES 9401096A ES 2103224 B1 ES2103224 B1 ES 2103224B1
- Authority
- ES
- Spain
- Prior art keywords
- samples
- liquid
- treatment
- automatic analyzer
- food
- 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 - Fee Related
Links
Abstract
ANALIZADOR AUTOMATICO PARA EL TRATAMIENTO PREVIO DE MUESTRAS LIQUIDAS. ESTE ANALIZADOR AUTOMATICO PARA EL TRATAMIENTO PREVIO DE MUESTRAS LIQUIDAS ESTA BASADO EN EL ACOPLAMIENTO DIRECTO EN LINEA DE UN MODULO DE PRETRATAMIENTO CONTINUO Y UN CROMATOGRAFO DE GASES; PARA LA ASPIRACION DIRECTA DE LA MUESTRA. SE PROPONE UNA INTERFASE (3) COMO MEDIO DE CONEXION QUE INCLUYE COMO ELEMENTOS FUNDAMENTALES: UNA COLUMNA DESECANTE (4), UNA VALVULA DE INYECCION (5) DE ALTA PRESION; UN DIVISOR DE FLUJO DEL GAS PORTADOR (12); UN CONECTOR TUBULAR (8) FINALIZADO EN UNA AGUJA HIPODERMICA, Y UN CALEFACTOR ELECTRICO (7) REGULABLE. EL MODULO DE PRETRATAMIENTO (1) SE BASA EN UNA UNIDAD DE SEPARACION QUE INCLUYE: EXTRACCION LIQUIDO-LIQUIDO, PRECIPITACION, CAMBIO JONICO Y SORCION, PARA EL ACONDICIONAMIENTO DE LAS MUESTRAS (PRECONCENTRACION, DILUCION, DERIVATIZACION, CAMBIO DE DISOLVENTE, ELIMINACION DE INTERFERENCIAS). ESTE ANALIZADOR EVITA LAS OPERACIONES PREVIAS DE PREPARACION Y ADECUACION DE LAS MUESTRAS AL SISTEMA DE DETECCION; Y PUEDE SER APLICADO A LA DETERMINACION DE: CONTAMINANTES AMBIENTALES ALIMENTICIOS, CLINICOS Y FARMACEUTICOS; COMPONENTES MAYORITARIOS Y MINORITARIOS EN ALIMENTOS Y MUESTRAS BIOLOGICAS; DROGAS EN FLUIDOS BIOLOGICOS.AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES. THIS AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES IS BASED ON THE DIRECT IN-LINE COUPLING OF A CONTINUOUS PRETREATMENT MODULE AND A GAS CHROMATOGRAPH; FOR THE DIRECT ASPIRATION OF THE SAMPLE. AN INTERFACE (3) IS PROPOSED AS A CONNECTION MEDIA INCLUDING AS FUNDAMENTAL ELEMENTS: A DESICCANT COLUMN (4), A HIGH PRESSURE INJECTION VALVE (5); A CARRIER GAS FLOW DIVIDER (12); A TUBULAR CONNECTOR (8) COMPLETED IN A HYPODERMIC NEEDLE, AND AN ADJUSTABLE ELECTRIC HEATER (7). THE PRETREATMENT MODULE (1) IS BASED ON A SEPARATION UNIT THAT INCLUDES: LIQUID-LIQUID EXTRACTION, PRECIPITATION, IONIC CHANGE AND SORPTION, FOR THE CONDITIONING OF THE SAMPLES (PRECONCENTRATION, DILUTION, DERIVATIZATION, CHANGE OF DISSOLUTION) . THIS ANALYZER AVOIDS THE PREVIOUS OPERATIONS OF PREPARATION AND ADAPTATION OF THE SAMPLES TO THE DETECTION SYSTEM; AND MAY BE APPLIED TO THE DETERMINATION OF: FOOD, CLINICAL AND PHARMACEUTICAL ENVIRONMENTAL POLLUTANTS; MAJORITY AND MINORITY COMPONENTS IN FOOD AND BIOLOGICAL SAMPLES; DRUGS IN BIOLOGICAL FLUIDS.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9401096A ES2103224B1 (en) | 1994-05-18 | 1994-05-18 | AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9401096A ES2103224B1 (en) | 1994-05-18 | 1994-05-18 | AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2103224A1 ES2103224A1 (en) | 1997-09-01 |
ES2103224B1 true ES2103224B1 (en) | 1998-04-16 |
Family
ID=8286313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9401096A Expired - Fee Related ES2103224B1 (en) | 1994-05-18 | 1994-05-18 | AUTOMATIC ANALYZER FOR PRE-TREATMENT OF LIQUID SAMPLES. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2103224B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE515567C2 (en) * | 1999-10-27 | 2001-08-27 | Esy Tech Ab | Liquid-liquid extraction and direct transfer of the analyte to gas chromatography apparatus |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3798973A (en) * | 1972-07-14 | 1974-03-26 | Perkin Elmer Corp | Sample method and arrangement for gas chromatograph |
EP0092860B1 (en) * | 1982-04-28 | 1986-07-23 | Duphar International Research B.V | Pre-column for preconcentrating substances to be chromatographed, as well as device for a liquid chromatography system and coupling member for said device |
US4805441A (en) * | 1988-02-22 | 1989-02-21 | Cms Research Corporation | Continuous air monitoring apparatus and method |
WO1992015854A1 (en) * | 1991-02-28 | 1992-09-17 | Tekmar Company | Needle interface apparatus |
-
1994
- 1994-05-18 ES ES9401096A patent/ES2103224B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2103224A1 (en) | 1997-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19970901 Kind code of ref document: A1 Effective date: 19970901 |
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FD2A | Announcement of lapse in spain |
Effective date: 20141120 |