| 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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| 02/23/2011 | CN101266233B Zanthoxylum dissitum Hemsl medicinal materials discrimination method |
| 02/23/2011 | CN101082611B light-catalyzed reaction concentrating thermal decomposition suction automatic sampling instrument |
| 02/22/2011 | US7892848 Method of ion chromatography wherein a specialized electrodeionization apparatus is used |
| 02/22/2011 | US7892847 Method and apparatus for countercurrent chromatography |
| 02/22/2011 | CA2433281C Rapid and quantitative proteome analysis and related methods |
| 02/17/2011 | WO2011019558A1 Methods to measure dissociation rates for ligands that form reversible covalent bonds |
| 02/17/2011 | WO2011018936A1 Rod structure, method for manufacturing same, and column using same |
| 02/17/2011 | WO2011017792A1 Extractive analytical method for tannins determination on raw materials and plant products |
| 02/17/2011 | US20110040486 Method for standardization of chemical and therapeutic values of foods and medicines using animated chromatographic fingerprinting |
| 02/17/2011 | US20110040045 Reversible derivatization of poly (aryl ether ketones) |
| 02/17/2011 | US20110039712 Preparation of liquid mixtures |
| 02/17/2011 | US20110038892 Complexing system |
| 02/17/2011 | US20110038758 Microchip |
| 02/17/2011 | US20110036975 Imidazolium-based liquid salts and methods of use thereof |
| 02/17/2011 | US20110036717 Method and marker for diagnosis of tubular kidney damage and illness |
| 02/17/2011 | US20110036142 Precise droplet injection for calibrating a gas chromatography instrument |
| 02/16/2011 | EP2284516A1 Sampler for elemental analyzers |
| 02/16/2011 | EP2283924A1 Retaining microfluidic microcavity and other microfluidic structures |
| 02/16/2011 | EP2283362A1 Methods, systems and devices for analyzing a biological fluid sample following ion exchange |
| 02/16/2011 | EP2282830A1 Apparatus for concentration and analysis of components contained in a flowing medium and a method of analysis |
| 02/16/2011 | CN201749109U Photoelectric detector |
| 02/16/2011 | CN1959405B Method for measuring content of p-cymene |
| 02/16/2011 | CN1830472B Finger print atlas determination method of Chinese medicinal material tangerine peel water extraction |
| 02/16/2011 | CN1793904B Method of simultanaously detecting racemic methylephedrine hydrochloride, hydrobromic acid youmeishafen and clofenetamine maleate composition |
| 02/16/2011 | CN101978262A Liquid chromatography component |
| 02/16/2011 | CN101975845A Automatic detecting system for quality of traditional Chinese medicines |
| 02/16/2011 | CN101975837A Method for determining content and purity of L-carnitine in milk powder |
| 02/16/2011 | CN101975836A FID ignition method and device for chromatographic analysis |
| 02/16/2011 | CN101975835A Ordered pore-structured silica gel monolithic column and preparation method thereof |
| 02/16/2011 | CN101975834A Quantitative airblast-proof injection device for gas chromatography sample injection |
| 02/16/2011 | CN101975833A Method for measuring main active ingredient paeonol of traditional Chinese medicinal additive in cigarettes |
| 02/16/2011 | CN101975832A Method for detecting chloramine T in cosmetics by using high performance liquid chromatography |
| 02/16/2011 | CN101975831A Method for measuring zinc benzenesulfonate in cosmetics through high performance liquid chromatography (HPLC) |
| 02/16/2011 | CN101975830A Gas chromatograph capable of simultaneously measuring oxygen and nitrogen in gas |
| 02/16/2011 | CN101975829A Screening method and application of alpha-glucosidase inhibitor |
| 02/16/2011 | CN101975828A Method for detecting residual dimethyl cyclosiloxane in water body |
| 02/16/2011 | CN101975827A Detection method of alpha-ketoisocaproate content |
| 02/16/2011 | CN101975826A Method for measuring active ingredients of Chinese herbal medicine rhubarb additive in cigarettes and cigarette mainstream smoke |
| 02/16/2011 | CN101972637A Triazines herbicide solid phase extraction tube and manufacturing method thereof |
| 02/16/2011 | CN101972414A Method for establishing single-gastrodia capsule fingerprint and fingerprint thereof |
| 02/16/2011 | CN101972323A Quality analysis method for loins-strengthening and kidney-invigorating oral liquid |
| 02/16/2011 | CN101972292A Method for measuring flavone glycoside compounds in herba epimedii |
| 02/16/2011 | CN101700304B Method for detecting circulation plus decoction oral liquid |
| 02/16/2011 | CN101329312B Chromatographic column |
| 02/16/2011 | CN101261254B Determination method for transfer behaviors index of alkaline spices in cigarette |
| 02/16/2011 | CN101162228B Method for measuring recombination double functions leech essence in human blood plasma and/or blood serum |
| 02/16/2011 | CN101156894B Detection method of apricot red injection |
| 02/16/2011 | CN101111765B Separating agent for optical isomer and separation column for optical isomers |
| 02/16/2011 | CN101028320B Vegetable medicinal composition with hypoglycemic and hypolipidemic functions and its making method |
| 02/15/2011 | US7887754 Polymeric solid supports for chromatography nanocolumns |
| 02/15/2011 | US7886581 Measured sample containing quinacridone dye is prepared by adding 2 ml of N-methyl-2-pyrrolidone and 8 ml of acetonitrile to 100 mg of oil-based ink composition analyzed by high speed liquid chromatography to obtain a peak at a holding time of 10.3 minutes is < 0.4 ppm and the concentration is < 0.4ppm |
| 02/15/2011 | CA2465297C Method of mass spectrometry |
| 02/10/2011 | WO2011017255A1 Systems and methods for collection and analysis of analytes |
| 02/10/2011 | WO2011016904A1 Mobile sampling of target substances |
| 02/10/2011 | US20110033953 Characterization of reaction variables |
| 02/10/2011 | US20110033867 Use of biomarkers for detecting ovarian cancer |
| 02/10/2011 | US20110030457 Gradient-elution multi-column separation method |
| 02/09/2011 | EP2282209A1 Method for labelling sugar chains |
| 02/09/2011 | EP2282202A1 Filler takeout apparatus for sample column |
| 02/09/2011 | EP2281633A1 Retaining microfluidic microcavity and other microfluidic structures |
| 02/09/2011 | CN201740771U Thin-layer sample application manual operation desk |
| 02/09/2011 | CN201740770U Connector for connecting capillary column with ceramic tube in monomeric hydrocarbon test system |
| 02/09/2011 | CN1936574B Efficient liquid-phase colour spectrum analysis method of 2,2 double-[4(4-amino-phenoxy) phenyl] hexafluoropropane |
| 02/09/2011 | CN101971020A Ion detector and system |
| 02/09/2011 | CN101971019A Systems, methods, and computer-readable medium for determining composition of chemical constituents in a complex mixture |
| 02/09/2011 | CN101968475A Method for measuring acrylic acid content of polypropylene tow adhesive for tobacco |
| 02/09/2011 | CN101968474A Method for detecting bisphenol A in drinking water and beverage foods through LC-MS/MS (Liquid Chromatogram-Mass Spectrometry/Mass Spectrometry) |
| 02/09/2011 | CN101968473A Dual-ring fed sample purification device and method for gel permeation chromatography purification system |
| 02/09/2011 | CN101968472A Method for analyzing raw materials of histidine and histidine monohydrochloride and preparation by HPLC method |
| 02/09/2011 | CN101968471A Method for analyzing purity of 2,4,5-triamido-6-dihydroxypyrimidine sulphate by using high-efficiency liquid chromatography method |
| 02/09/2011 | CN101968470A Method for separating and measuring acetylcysteine enantiomers |
| 02/09/2011 | CN101968469A Method for measuring residual quantity of Thiacloprid |
| 02/09/2011 | CN101968468A Gas chromatography-surface acoustic wave rapid analysis and determination method for aldehyde and ketone materials |
| 02/09/2011 | CN101968467A Quality control method for edaravone and edaravone-containing preparation |
| 02/09/2011 | CN101968466A Method for analyzing nitrous oxide and carbon dioxide in atmosphere by adopting gas chromatography through one sampling |
| 02/09/2011 | CN101968465A Liquid chromatography analytical method of tanshinone II A acrylate |
| 02/09/2011 | CN101966241A Method for detecting medicinal composition for treating cardiovascular and cerebrovascular diseases |
| 02/09/2011 | CN101966229A Judging method for effective ingredients of asiatic moonseed rhizome |
| 02/09/2011 | CN101966223A Fingerprint detection method for compound wintercreeper preparation |
| 02/09/2011 | CN101518565B Method for building wild pueraria lobata extractive HPLC fingerprint |
| 02/09/2011 | CN101396519B Determination method of pulse-invigorating and heart-nourishing pill |
| 02/09/2011 | CN101288753B Chinese medicinal composition for treating S hematuria and preparation method and quality control method thereof |
| 02/09/2011 | CN101254264B Pharmaceutical combination for curing dysmenorrheal, preparation and quality control method |
| 02/09/2011 | CN101254260B Pharmaceutical combination for curing prostate gland hyperplasy, anuresis and preparation thereof |
| 02/09/2011 | CN101158667B Method for separating and detecting organo-mercuric compound content |
| 02/09/2011 | CN101097215B Method for measuring SO2 concentration in hydrocarbons gas contained H2S |
| 02/08/2011 | US7882729 Liquid gas vaporization and measurement system and method |
| 02/03/2011 | WO2011014886A2 Gas collection and analysis system with front-end and back-end pre-concentrators and moisture removal |
| 02/03/2011 | WO2011014372A1 Method and apparatus for performing mass spectrometry |
| 02/03/2011 | WO2011013285A1 Liquid supply device using check valve and reactive liquid chromatography system |
| 02/03/2011 | WO2011012668A1 Method for filtering a chromatogram |
| 02/03/2011 | WO2011012296A1 Moveable chromatography column separator |
| 02/03/2011 | US20110029256 Graphically representing a number of measurement data sets |
| 02/03/2011 | US20110027915 Method of producing insoluble carrier particles, insoluble carrier particles, measurement reagent, specimen analyzing tool, and immunoturbidimetric assay |
| 02/03/2011 | US20110027905 Systems and Methods for Collection and Analysis of Analytes |
| 02/03/2011 | US20110027873 Micro-nano fluidic biochip for assaying biological sample |
| 02/03/2011 | US20110024356 Separation cartridges and methods for fabrication and use thereof |
| 02/03/2011 | US20110023581 Gas collection and analysis system with front-end and back-end pre-concentrators and moisture removal |
| 02/03/2011 | CA2768326A1 Moveable chromatography column separator |
| 02/02/2011 | EP1349879B1 System and method for determining molecular weight and intrinsic viscosity of a polymeric distribution using gel permeation chromatography |