Patents for G01N 30 - Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography (41,194) |
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05/25/1993 | US5213763 Device and method for transferring a fluid sample between two chambers and application in particular to gas chromatography |
05/25/1993 | US5213683 Apparatus for charging and discharging of chromatography column bed |
05/25/1993 | CA1318308C Packing material for chromatographic use and method for analysis of enantiomer mixture using the same |
05/25/1993 | CA1318261C Method of purifying and depositing group iiia and group va compounds to produce epitaxial films |
05/19/1993 | EP0541645A1 Method of purifying cytokeratin 20, and the use of cytokeratin 20 to produce antibodies |
05/19/1993 | CN2133842Y Gas tester for directly measuring hydrocarbon content from drilling fluid |
05/18/1993 | US5212097 Method for analysis of catecholamine |
05/18/1993 | US5211877 Crosslinked resins |
05/18/1993 | US5211829 Analytical method and apparatus using capillary tube |
05/18/1993 | CA1317887C Method of chromatographic separation |
05/18/1993 | CA1317876C Bi-directional lateral chromatographic test device |
05/18/1993 | CA1317863C Solid phase assay employing capillary flow |
05/18/1993 | CA1317793C Dosimeter construction |
05/15/1993 | CA2082899A1 Analysis of aluminum in amino acids by high performance liquid chromatography |
05/13/1993 | WO1993009429A1 Apparatus and method for simultaneous supercritical fluid extraction and gas chromatography |
05/13/1993 | WO1993009075A1 Method for separating enantiomers of aryloxipropanolamine derivatives, and chiral solid-phase chromatography material for use in the method |
05/13/1993 | WO1993008903A1 Process and capillary columns for separating enantiomers |
05/12/1993 | EP0540720A1 Time compressed chromatography in mass spectrometry |
05/11/1993 | US5209853 Liquid chromatography |
05/11/1993 | CA1317481C System and method for broad spectrum drug detection |
05/06/1993 | DE4136462A1 Verfahren zur enantiomerentrennung an chiral modifizierten trennoberflaechen durch elektromigration in kapillarsaeulen Process for the separation of enantiomers on chiral modified trennoberflaechen by capillary electromigration in |
05/05/1993 | CN1071600A Particle-loaded blown microfiber article for separations and purifications |
05/05/1993 | CN1071585A Methods of treatment of motor neuron diseases using members of bdnf/nt-3/ngf family of molecule |
05/04/1993 | US5208466 Apparatus and method for aligning capillary column and detection optics |
05/04/1993 | US5208458 Interface device to couple gel electrophoresis with mass spectrometry using sample disruption |
05/04/1993 | US5208160 Automatic separation with adsorbants |
05/04/1993 | US5207918 Column analyzer system |
05/04/1993 | US5207915 Separation method using controlled pore composite polytetrafluoroethylene article |
05/04/1993 | US5207109 Internal-external sample injector |
05/04/1993 | CA1317272C Packing for liquid chromatography |
04/29/1993 | WO1993007945A1 Column with macroporous polymer media |
04/28/1993 | EP0538828A2 Process for the separation of the non, mono and bifunctional species in perfluoropolyoxyalkylenes |
04/28/1993 | EP0538827A2 Process for the separation of the non, mono and bifunctional species in perfluoropolyoxyalkylenes |
04/28/1993 | EP0538678A2 O-FID analytical equipment and method |
04/28/1993 | EP0538467A1 Process and means for down stream processing |
04/27/1993 | US5206594 Apparatus and process for improved photoionization and detection |
04/27/1993 | US5205987 Having orifice allowing all analyte to be collected |
04/27/1993 | US5205929 Particles having controlled size and porosity for chromatographic immobilization and separation of proteins, enzymes, antibodies |
04/27/1993 | US5205845 Mechanical gas chromatography injection valves and column multiplexing techniques |
04/27/1993 | US5205178 Method for non-intrusive continuous and automatic taking of samples, storing and supplying of samples and data for a possible evaluation |
04/27/1993 | US5205154 Apparatus and method for simultaneous supercritical fluid extraction and gas chromatography |
04/27/1993 | CA1316901C Liquid chromatography packing materials and method for making and using same |
04/21/1993 | EP0537586A1 Complexes of boric acid as stationary phase in liquid chromatography |
04/21/1993 | EP0537461A1 Modified chromatographic support |
04/21/1993 | EP0476038B1 Chemical products |
04/20/1993 | US5203992 Apparatus for optimizing the liquid chromatographic separation of a sample |
04/20/1993 | US5203991 Polyalkyleneamine linked through a spacer to a porous silica gel coated with a silicone polymer; analysis of sugars |
04/20/1993 | CA1316523C Liquid chromatography dual zone packing materials and method for making and using same |
04/15/1993 | WO1993007482A1 Apparatus and method for aligning capillary column and detection optics |
04/15/1993 | WO1993007481A1 Identification of sulfonation by-products by ion chromatography |
04/15/1993 | WO1993007292A1 Method and apparatus for detection of nucleic acid sequences |
04/15/1993 | WO1993007168A2 Protein chromatography system |
04/15/1993 | WO1993006925A1 Covalently reactive particles incorporated in a continuous porous matrix |
04/15/1993 | WO1993006924A1 Particle-loaded nonwoven fibrous article for separations and purifications |
04/15/1993 | CA2120327A1 Protein chromatography system |
04/15/1993 | CA2114732A1 Covalently reactive particles incorporated in a continuous porous matrix |
04/14/1993 | EP0536930A1 Apparatus for interfacing liquid chromatography-mass spectrometry systems |
04/13/1993 | CA1315968C Substrate and process for making a substrate |
04/10/1993 | WO1993007104A1 Separating agent comprising bonded conalbumin |
04/10/1993 | CA2097719A1 Separating agent comprising bonded conalbumin |
04/08/1993 | DE4233231A1 Spectrometric microanalysis for investigation of minute organic particles - evaporating solvent from small quantity of solution, and evaluating infrared spectrum reflected by result |
04/07/1993 | EP0535162A1 Analyte variant analysis. |
04/07/1993 | EP0407469B1 Process and device for non-intrusively, continuously and automatically taking, storing and supplying analysis samples and data for future evaluation |
04/07/1993 | CN1070735A Making method and equipment for thin-layer developing instrument |
04/06/1993 | US5200068 Controlled charge chromatography system |
04/01/1993 | WO1993006479A1 Crystallization analysis fractionization |
04/01/1993 | WO1993006393A1 Seal |
04/01/1993 | DE4132227A1 Dichtung Seal |
04/01/1993 | CA2113460A1 Crystallization analysis fractionization |
03/31/1993 | EP0534016A1 Liquid chromatographic matrices and liquid chromatography using same |
03/31/1993 | EP0533909A1 On-line product identification in a chromatography effluent by subtraction. |
03/31/1993 | EP0533763A1 Fractionated agaroid compositions, their preparation, and use |
03/31/1993 | CN1070482A Absorbance analyzer and data processing method for chromatograph |
03/31/1993 | CN1070481A Determination method of all component contents of leucosin and medemycin |
03/30/1993 | US5198988 Method of determining optimum operating conditions in an electrochemical detector and electrochemical detector using the method |
03/30/1993 | US5198429 Substituted cyclodextrins and process for chromatographic separation of chiral organic compounds |
03/30/1993 | US5198197 Apparatus and method for supercritical fluid extraction |
03/30/1993 | US5198115 Integrated instrument for supercritical fluid sample extraction, sample separation and concentration |
03/30/1993 | US5198009 Method of manufacturing glass beads for use in thermionic gas chromatographic detectors |
03/30/1993 | US5197192 Method of making a fluid control valve |
03/30/1993 | CA1315177C Integrated three-way and isolation solenoid valve |
03/25/1993 | WO1993006475A1 Electrophoresis with chemically suppressed detection |
03/24/1993 | EP0532733A1 Thin-layer chromatography process and device bringing into play a reduced pressure as the forced flow means |
03/23/1993 | US5196700 Ion source of mass spectrometer |
03/23/1993 | US5196575 Solvent extraction, carbon dioxide |
03/23/1993 | US5196170 Carbon particulate monitor |
03/23/1993 | US5196115 Controlled charge chromatography system |
03/23/1993 | US5196039 Chromatography |
03/18/1993 | WO1993005068A1 Selective affinity material, preparation thereof by molecular imprinting, and use of the same |
03/17/1993 | EP0531994A1 Reaction apparatus for biochemical examination |
03/17/1993 | EP0531616A1 Capillary tube made of special alloy and method for producing the same |
03/17/1993 | EP0494967A4 Chiral separation media |
03/17/1993 | CN2128385Y Negative pressure thermal conduction tester for capillary gas chromatography |
03/16/1993 | US5194949 Video densitometer |
03/16/1993 | US5194915 Photometric apparatus and process |
03/16/1993 | US5194814 Electrolytic conductivity detector |
03/16/1993 | US5194512 Surface-modified polyacrylonitrile substrates |
03/16/1993 | US5194333 Silica gel and a coating of polycarbosilanes |
03/16/1993 | US5194226 Dosing device for analyzing apparatus |
03/16/1993 | US5194225 Modular system with high strength |