Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 30 - Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography
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)
06/2003
06/05/2003WO2003036258A3 System and method for determining radius of gyration, molecular weight, and intrinsic viscosity of a polymeric distribution using gel permeation chromatography and light-scattering detection
06/05/2003US20030105301 Separation of glyco-containing entities
06/05/2003US20030104553 Isolation of human chorionic gonadotropin protein through ion exchange and size exclusion chromatography
06/05/2003US20030104483 Use of spectrum analysis to determine structural chacteristics of digested proteins
06/05/2003US20030104449 Apparatus for use in purification of charged and neutral compounds in solution
06/05/2003US20030102284 Method for fabricating micro-structures with various surface properties in multi-layer body by plasma etching
06/05/2003US20030102266 Process flash chromatography column
06/05/2003US20030102265 High performance liquid chromatography
06/05/2003US20030102215 Matrixes, arrays, systems and methods
06/05/2003CA2468317A1 Detection systems and methods
06/05/2003CA2464302A1 Post-modification of a porous support
06/05/2003CA2445806A1 Microfluidic devices with distributing inputs
06/04/2003EP1316606A1 Method for separation and purification of nucleic acid and unit for separation and purification of nucleic acid
06/04/2003EP1316562A2 Composition comprising a covalent polyethylene glycol (PEG)-protein adduct
06/04/2003EP1315964A2 Method and apparatus for determining the boundaries of a detector response profile and for controlling processes
06/04/2003EP1315962A2 Analyte detection system
06/04/2003EP1315569A1 Assay device
06/04/2003EP1064543B1 Thin-layer chromatography apparatus
06/04/2003EP1019193B1 Diagnostic devices and apparatus for the controlled movement of reagents without membranes
06/04/2003EP0954399A4 Multi-channel structures and processes for making such structures
06/04/2003EP0700521B1 Method and mass spectrometer for desorption and ionization of analytes
06/04/2003CN1421693A Alkyl silica gel bonded chromatographic fixed phase and its prepn process
06/04/2003CN1110702C Alkylamine linked chromatographic fixing phase and its preparing process
06/03/2003US6573494 Curved introduction for mass spectrometry
06/03/2003US6573493 Method and apparatus for laser analysis of dioxins
06/03/2003US6573373 High affinity, low molecular weight displacers for oligonucleotide purification
06/03/2003US6573307 Process for making fluorinated polymer adsorbent particles
06/03/2003US6573106 Method of treating carbon or graphite to increase porosity and pore uniformity
06/03/2003US6573105 Determining the ratio or content of a component with accuracy and without contamination by impurities; pyrolysis gas chromatography; use in determining and maintaining qualtity of phototconductor organic coating liquid
06/03/2003US6572830 Integrated multilayered microfludic devices and methods for making the same
06/03/2003US6572826 Chemically sensitive sensor comprising arylene alkenylene oligomers
06/03/2003US6572766 Matrices for separation and separation exploiting said matrices
06/03/2003US6572753 Method for analysis of three organic additives in an acid copper plating bath
06/03/2003US6572749 Electrokinetic high pressure hydraulic system
06/03/2003CA2185574C Identification of nucleotides, amino acids, or carbohydrates by mass spectrometry
05/2003
05/30/2003WO2003044526A1 Parallel concentration, desalting and deposition onto maldi targets
05/30/2003WO2003044519A1 Separation apparatus, method of separation, and process for producing separation apparatus
05/30/2003WO2003044518A1 Method of determining cationic surfactant
05/30/2003WO2003044410A1 Fluid flow control freeze/thaw valve for narrow bore capillaries or microfluidic devices
05/30/2003WO2003043713A1 Size-exclusion filtering device, method for making same and resulting filtering method
05/30/2003WO2003014706A3 Method of, and apparatus for use in, the digestion of liquid samples
05/30/2003WO2003002454A3 High-purity fluorine gas, production and use thereof, and method for analyzing trace impurities in high-purity fluorine gas
05/30/2003CA2451561A1 Size-exclusion filtering device, method for making same and resulting filtering method
05/29/2003US20030100812 Process for separating normal paraffins from hydrocarbons and applications for the separated hydrocarbons
05/29/2003US20030100124 Modulator adapted for alternatively trapping and releasing fractions of solutes in gas chromatographic analysis
05/29/2003US20030100122 Detection of bacterial infection in mammals; obtain body fluid or tissue, determine concentration of 3-chlorotyrosine or 3-bromotyrosine in tissue, compare to control, amplified concentrations indicate infections
05/29/2003US20030100030 Biosensor for use as diagnostic tool in medicine
05/29/2003US20030098280 Access valve devices, their use in separation apparatus, and corresponding methods
05/29/2003US20030098279 Mechanical stability provided via carbon fibers; chomatography columns
05/28/2003EP1314472A1 Integrated multilayered microfluidic devices and methods for making the same
05/28/2003EP1314467A1 Composite chromatographic sorbent of mineral oxide beads with hydroxyapatite-filled pores
05/28/2003EP1314466A1 Method for operating chromatographic columns and thereto suitable apparatus
05/28/2003EP1314186A2 Sample introduction interface for analytical processing
05/28/2003EP1314185A2 Sample introduction interface for analytical processing of a sample placed on a substrate
05/28/2003EP1314027A1 Continuous electrolytically regenerated packed suppressor for ion chromatography
05/28/2003EP1314026A2 Chromatography and other adsorptions using modified carbon adsorbents
05/28/2003EP1313781A2 Functionalized polymeric media for separation of analytes
05/28/2003EP1313549A1 On-line monitoring and/or control of headspace in a fluid bed reactor system
05/28/2003EP0750747B1 Identification of amino acids by mass spectrometry
05/28/2003CN2553381Y High efficient liquid phase chromatographic column
05/27/2003US6569911 Manufacturing method and article produced by the method
05/27/2003US6569468 Treatment of urogenital disorders, menstrual cramps
05/27/2003US6569464 Antifertility agent comprises coelomic fluid extract which is obtained from an Indian earthworm, Pheretima posthuma, belonging to the phylum, Annelida
05/27/2003US6569340 Manufacturing universal plasma from blood comprising serological Group A and/or Group B antibodies; contacting with a chromatography resin comprising corresponding Group A and/or Group B antigen
05/27/2003US6569325 Multiuse pressure electric chromatographic device
05/27/2003US6569324 Integrated monolithic microfabricated electrospray and liquid chromatography system and method
05/27/2003US6568245 Evaporative electrical detector
05/27/2003US6568244 Measuring and evaluating device
05/27/2003CA2215346C Sample collection device
05/22/2003WO2003042774A2 Mass intensity profiling system and uses thereof
05/22/2003WO2003042699A1 Tagged microparticle compositions and methods
05/22/2003WO2003042676A2 Stable glow discharge detector
05/22/2003WO2003042398A2 Multiplexed analysis by chromatographic separation of molecular tags
05/22/2003WO2003042233A2 Methods for monitoring polypeptide production and purification using surface enhanced laser desorption/ionization mass spectrometry
05/22/2003WO2003041859A1 Method for reducing ligand leakage from affinity chromatography matrices
05/22/2003WO2003041830A2 Macroporous gel, its preparation and its use
05/22/2003WO2003006951A3 System and method of determining proteomic differences
05/22/2003WO2002099436A3 Characterising polypeptides
05/22/2003WO2002098438A9 Compositions containing an active fraction isolated from scutellariae barbatae and methods of use
05/22/2003WO2002082073A3 A method of and apparatus for ionizing an analyte and ion source probe for use therewith
05/22/2003WO2002054062A3 Reference standards and processes for determining the purity or stability of amlodipine maleate
05/22/2003WO2002030561A3 Apparatus for assay, synthesis and storage, and methods of manufacture, use, and manipulation thereof
05/22/2003US20030096422 Solvent extraction of particles from sample; obtain sample, incubate with solvent, control pressure, extract particles
05/22/2003US20030096224 Retentate chromatography and protein chip arrays with applications in biology and medicine
05/22/2003US20030094415 Preparative chromatography system and separation/purification method using same
05/22/2003US20030094206 Fluid flow control freeze/thaw valve for narrow bore capillaries or microfluidic devices
05/22/2003CA2473141A1 Macroporous gel, its preparation and its use
05/22/2003CA2466837A1 Mass intensity profiling system and uses thereof
05/22/2003CA2465214A1 Methods for monitoring polypeptide production and purification using surface enhanced laser desorption/ionization mass spectrometry
05/22/2003CA2462668A1 Process for reducing ligand leakage from affinity chromatography matrices
05/21/2003EP1312917A1 Method for separating hydroxide ion and method for analyzing hydroxide ion and ion chromatograph
05/21/2003EP1311858A2 Affinity selected signature peptides for protein identification and quantification
05/21/2003EP1311761A1 Bubble detection and recovery in a liquid pumping system
05/21/2003EP1311691A2 Method and compositions for promoting osteogenesis
05/21/2003EP1311681A2 Nucleic acids compositions conferring dwarfing phenotype
05/21/2003EP1038164B1 Transport detector with oxide surface coating
05/21/2003CN1419124A Method for controlling quality of compound red sage root preparation used for treating cardio-cerebral vascualr disease
05/21/2003CN1419123A Miniature gas chromatographic column, gas chromatographic system and method for analysizing composition in sample
05/21/2003CN1419122A Method for testing levulinic acid in soy sause
05/21/2003CN1419121A Method for determining choline concentration
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