| 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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| 09/12/2013 | WO2013133934A1 Pre-column heating of mobile phase solvent in chromatography systems |
| 09/12/2013 | WO2013133772A1 An integrated solid phase extraction coupled ultra-performance liquid chromatography-mass spectrometry (spe-uplc-ms) method for the profiling of dxp metabolites and system diagnostics of dxp pathway |
| 09/12/2013 | US20130238254 Liquid Chromatography Analyzing Device |
| 09/12/2013 | US20130233781 Ultrathin-layer chromatography plates comprising electrospun nanofibers comprising silica and methods of making and using the same |
| 09/12/2013 | US20130233780 Ultrathin-layer chromatography plates comprising electrospun fibers and methods of making and using the same |
| 09/12/2013 | US20130233060 Solvent delivery device and liquid chromatograph |
| 09/12/2013 | US20130233055 Gas chromatograph |
| 09/12/2013 | US20130233053 Torque Limited Fitting |
| 09/12/2013 | DE112011104019T5 Flüssigkeitschromatograph, Probeneingabevorrichtung für Flüssigkeitschromatographen und Verfahren zum Reinigen einer Probeeingabevorrichtung für Flüssigkeitschromatographen Liquid chromatograph, liquid chromatograph for sample input device and method for cleaning a sample input device for liquid chromatograph |
| 09/11/2013 | CN203191360U On-line enrichment device for qualitatively and quantificationally measuring additive ingredients in food by ion chromatograph mass spectrometer |
| 09/11/2013 | CN203191359U Platform device for collecting water sample trace substances |
| 09/11/2013 | CN203191358U Respiratory chamber for determining respiration intensity of fruits and vegetables |
| 09/11/2013 | CN203190982U An oil chromatogram online noise data correcting system |
| 09/11/2013 | CN203183767U Disposable chromatography sample injection bottle-type filter |
| 09/11/2013 | CN103299186A Quantification and characterization of allergens |
| 09/11/2013 | CN103298502A Medical separating device |
| 09/11/2013 | CN103293417A Detection method of transformer aging degree |
| 09/11/2013 | CN103293269A Quality control method of Chinese medicine composition for treating vascular dementia |
| 09/11/2013 | CN103293268A Method for detecting human urine hydrocortisone |
| 09/11/2013 | CN103293267A GC-MS/MS (gas chromatography-tandem mass spectrometry) method for analyzing pyrethroid pesticide residue in tobacco and tobacco product |
| 09/11/2013 | CN103293266A GC-MS/MS (gas chromatography-tandem mass spectrometry) method for analyzing dinitroaniline pesticide residue in tobacco and tobacco product |
| 09/11/2013 | CN103293265A Gas chromatography-mass spectrometry combined detection method of 17 phthalate compounds in cigarette stay wire |
| 09/11/2013 | CN103293264A Method for distinguishing quality of yeast |
| 09/11/2013 | CN103293263A Method for detecting validamycin A residues in water body |
| 09/11/2013 | CN103293262A Method for detecting tert-butyl hydrazine hydrochloride by using ion chromatography |
| 09/11/2013 | CN103293261A Content determination method of rhizoma bletillae |
| 09/11/2013 | CN103293260A Method for high-efficiency detection of rhodamine B in food and rapid detection kit |
| 09/11/2013 | CN103293259A Method for analyzing composition of fatty acid in Corynebacterium glutamicum cell membrane |
| 09/11/2013 | CN103293258A Device and method for analyzing composition of natural gas hydrate gas |
| 09/11/2013 | CN103293257A Cigarette smoke chromatographic data retention time drifting MWFFT (Moving Windows Fast Fourier Transform) calibration method |
| 09/11/2013 | CN103293256A Gas chromatographic analysis apparatus |
| 09/11/2013 | CN103293255A An ultra performance liquid chromatography detection method for of exenatide and various impurities |
| 09/11/2013 | CN103293254A Gas chromatography device |
| 09/11/2013 | CN103293253A Efficient purification-analysis system for biotechnological medicine and medicine separation detection method thereof |
| 09/11/2013 | CN103293252A Film enrichment method of traditional Chinese medicines |
| 09/11/2013 | CN103293251A Automatic and rapid oil-gas separation device for oil chromatographic analysis pretreatment |
| 09/11/2013 | CN103293250A Diabetic nephropathy diagnostic kit and application thereof |
| 09/11/2013 | CN103293249A Method for analyzing and evaluating 6-tertiary butyl-2,4-dimethylphenol product |
| 09/11/2013 | CN103293248A Method for separating and enriching sulfanilamide antibiotics in water |
| 09/11/2013 | CN103293247A Quantitative determination method for naphthalene and anthracene in sediments on river channel with compound pollution |
| 09/11/2013 | CN103293246A Method for rapidly detecting oil-bearing rate of oil shale |
| 09/11/2013 | CN103293245A GC-MS (Gas Chromatography-Mass Spectrometer)/MS (Mass Spectrometer) method for simultaneously analyzing four tobacco-specific nitrosamines (TSNAs) in main stream smoke of cigarette |
| 09/11/2013 | CN103293244A Method for measuring residues of seven pesticides in wool fat by liquid chromatography-tandem mass spectrometry |
| 09/11/2013 | CN103293243A Detection method and application of carboxy methyl lysine ingredient in food |
| 09/11/2013 | CN103293242A Method for measuring calcium stearate in drug |
| 09/11/2013 | CN103293241A Analyzing method for insect cuticular hydrocarbon compound components |
| 09/11/2013 | CN103293240A Method for simultaneously detecting salicylic acid, aristolochic acid A, sodium cyclamate and beta-naphthol |
| 09/11/2013 | CN103293239A Method for detecting fatty acid nutrition enhancers in food |
| 09/11/2013 | CN103293238A Method for carrying out analytical separation on 6,12-diphenyl diphenyl di[b, f] [1,5]diazocine optical isomers |
| 09/11/2013 | CN103293237A Detection method for phthalate compound in plastics |
| 09/11/2013 | CN103293236A Method for measuring propylamine glutamine content |
| 09/11/2013 | CN103293235A Content measuring method of Naftopidil dispersible tablets |
| 09/11/2013 | CN103293234A Edible oil adulteration identification method combining single-label learning and multi-label learning |
| 09/11/2013 | CN103293233A Method and device for measuring anaerobic ammonia oxidation rate and contribution rate of anaerobic ammonia oxidation for removing nitrogen in water/sediment system in situ |
| 09/11/2013 | CN103293232A Method for measuring patchouli alcohol content in agastache turbidity-dispelling dropping pills |
| 09/11/2013 | CN103293231A Chromatographic measurement apparatus |
| 09/11/2013 | CN103293217A Discharge ionization current detector |
| 09/11/2013 | CN103293123A Quality control method for adefovir dipivoxil tablet |
| 09/11/2013 | CN103293039A Method for quickly obtaining positive material containing AOZ (3-amino-2-oxazolidinone) minced shrimp natural matrix in laboratory |
| 09/11/2013 | CN103289005A Preparation method and application of sulphonamide molecular-imprinting solid-phase extraction columella |
| 09/11/2013 | CN103288839A Chromatographic separation method and quantitative detection method of CL-20 (hexaazaisowurtzitane) and three intermediates CL-20 |
| 09/11/2013 | CN103285438A Detection device of ethyl nitrite gas-blood exchange rate |
| 09/11/2013 | CN103285306A Preparation method and detection method of traditional Chinese medicine composition for benefiting Qi and tonifying kidney |
| 09/11/2013 | CN103285283A Chinese medicine dispersible tablet for treating breast hyperplasia disease and preparation method as well as quality detection method thereof |
| 09/11/2013 | CN103285197A Traditional Chinese medicine composition for treating meniere syndrome, dizziness and giddiness as well as preparation method and quality control method thereof |
| 09/11/2013 | CN103285152A Traditional Chinese medicine composition with effects of qi invigorating and blood nourishing, preparation method and quality control method |
| 09/11/2013 | CN103285121A Chinese medicine soft capsule for treating upper respiratory infection and preparation method as well as quality detection method thereof |
| 09/11/2013 | CN102746184B Preparation method of iohexol impurity |
| 09/11/2013 | CN102590385B Method for detecting picoplatin and impurities thereof |
| 09/11/2013 | CN102590378B Method for detecting content of swainsonine in locoweed endophytic fungi |
| 09/11/2013 | CN102565228B Method for detecting residuals of sulfanilamides or fluoroquinolones drugs |
| 09/11/2013 | CN102507798B Method for rapidly screening high throughputs of 36 artificial synthetic pigments in food |
| 09/11/2013 | CN102475766B Drug composition for treating heart failure, preparation method and application of drug composition |
| 09/11/2013 | CN102475729B Detection method of Pianzaihuang capsules |
| 09/11/2013 | CN102288722B Method for discriminating enhanced fluorescence thin layer of combined spicebush root |
| 09/11/2013 | CN102288698B Analysis method and system for gas phase combustion product of cigarette |
| 09/11/2013 | CN102274467B Method for detecting capsules for treating nodule in breast by dissolving stasis |
| 09/11/2013 | CN102243221B Detection method for special fire retardant content in textile |
| 09/11/2013 | CN102183587B Method for analyzing moisture content of dimethylamine |
| 09/11/2013 | CN102128888B Method for measuring phthalate plasticizer in paint |
| 09/11/2013 | CN102081074B Quality detection method for 2'-hydroxy-4,4',5',6'-tetramethyl-tetramethoxide chalcone |
| 09/11/2013 | CN102058643B Ginseng saponin H extract and preparation method thereof |
| 09/11/2013 | CN102053123B Method for detecting activation of microencapsulated cells |
| 09/11/2013 | CN102052276B Series-parallel connection liquid chromatogram pump |
| 09/11/2013 | CN101949899B Quantitative measurement method of ligustilide |
| 09/11/2013 | CN101865885B Quality control method of process for synthesizing glucurolactone |
| 09/11/2013 | CN101776665B HPLC detection method of nisin |
| 09/11/2013 | CN101776648B Method for determining glucurone and glucuronic acid contained in the same |
| 09/11/2013 | CN101622535B Column oven with double temperature control |
| 09/11/2013 | CN101535345B Polysaccharide derivative and separating agent for optical isomer containing the same |
| 09/10/2013 | US8529672 Chromatography oven with heat exchange and method of use |
| 09/06/2013 | WO2013130950A1 Fitting assembly |
| 09/06/2013 | WO2013130388A1 Surface functionalization of carbon nanotubes via oxidation for subsequent coating |
| 09/06/2013 | WO2013128285A2 Improved analytical methods for analyzing and determining impurities in dianhydrogalactitol |
| 09/05/2013 | US20130228502 Flash chromatography cartridge |
| 09/04/2013 | EP2633327A2 System layout for an automated system for sample preparation and analysis |
| 09/04/2013 | EP2633324A1 Lc-ms configuration for purification and detection of analytes having a broad range of hydrophobicities |
| 09/04/2013 | EP2633308A1 Counterflow burner for a flame ionization detector |
| 09/04/2013 | EP2633307A1 Device for the chromatographic separation of a substance mixture and use thereof |
| 09/04/2013 | EP2633306A1 Chromatography system with guard columns |