| 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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| 03/20/2013 | CN202814937U Melamine detecting device |
| 03/20/2013 | CN202814936U Gas chromatograph special for fast determining materials of plastic food bags |
| 03/20/2013 | CN202811312U Fluid pump, diverter and fluid separator |
| 03/20/2013 | CN202803279U Novel fixed support for gas chromatograph |
| 03/20/2013 | CN202802939U Sample filter for HPLC (high performance liquid chromatography) |
| 03/20/2013 | CN102985818A Method for evaluating similarity of aggregated data, similarity evaluation program, and similarity evaluation device |
| 03/20/2013 | CN102980969A Method for screening lipase inhibitor |
| 03/20/2013 | CN102980968A Liquid chromatogram tandem mass spectrum measuring method for creatinine in urine |
| 03/20/2013 | CN102980967A Method for detecting water soluble vitamins |
| 03/20/2013 | CN102980966A Detection method of thymol content |
| 03/20/2013 | CN102980965A Establishment of pigeonpea leaf herb finger print, and finger print thereof |
| 03/20/2013 | CN102980964A Method for rapid separation determination of nicotine in water |
| 03/20/2013 | CN102980963A Method for determining drug encapsulation efficiency in liposomes |
| 03/20/2013 | CN102980962A Sampling system and processing method for gas chromatograph |
| 03/20/2013 | CN102980961A Pretreatment method of detection on malachite green, crystal violet and residues of malachite green and crystal violet in eels |
| 03/20/2013 | CN102980960A Heat purge and trap instrument and heat purge and trap method |
| 03/20/2013 | CN102980959A Method for detecting content of raffinose and stachyose in bean pulp |
| 03/20/2013 | CN102980958A Method for detecting chrysophanol content in semen cassiae formula granules |
| 03/20/2013 | CN102980957A Method for measuring migration amount of methylene bithiocyanate in food contact material |
| 03/20/2013 | CN102980956A Quick extraction and detection method of 9-oxo-10,11-dehydroagerophorone |
| 03/20/2013 | CN102980955A Method for quickly judging whether electroplated nickel brightening agent contains butynediol or not |
| 03/20/2013 | CN102980954A Method for identifying No.6 solvent oil and No. 120 solvent oil |
| 03/20/2013 | CN102980953A Method for quantitative detection of endogenous brassinosteroids in plant sample |
| 03/20/2013 | CN102980952A Spectrum-effect relationship-based propolis quality control method |
| 03/20/2013 | CN102980951A Detection method of sodium hyaluronate and molecular weight in preparation of sodium hyaluronate |
| 03/20/2013 | CN102980950A Construction method of HPLC fingerprint of caesalpinia sappan medicine material and preparation thereof |
| 03/20/2013 | CN102980949A Detection method for content of total butylene hydrocarbons in natural gas |
| 03/20/2013 | CN102980948A Detection method for liquor grade |
| 03/20/2013 | CN102980924A Ampere type electrochemical detector for analyzing flow system |
| 03/20/2013 | CN102980796A Sample preparation method for mass spectrometry |
| 03/20/2013 | CN102977114A Inoscavin A as a monomeric component in phellinus as well as prepearation method and application thereof |
| 03/20/2013 | CN102974327A Aminoglycosides molecular molecularly imprinted solid-phase extraction column |
| 03/20/2013 | CN102974129A Multi-stage combined type multi-wall carbon nano tube solid phase extraction column |
| 03/20/2013 | CN102974127A Hollow fibrous membrane micro-extractor and application thereof |
| 03/20/2013 | CN102973861A Preparation method and quality control method of sugar-free compound fructus momordicae antitussive particles |
| 03/20/2013 | CN102973648A Preparation method and quality control method for Cihang granules |
| 03/20/2013 | CN102973643A Extraction process of radix puerariae and measuring method of puerarin and total puerariae flavone |
| 03/20/2013 | CN102973621A Three-gout sandalwood oral liquid and detecting method thereof |
| 03/20/2013 | CN102973619A Process for extracting indoline amide alkaloid from purslane and detection methods for indoline amide alkaloid |
| 03/20/2013 | CN102353724B On-line detection system and method of trace dissolved gas in organic oil |
| 03/20/2013 | CN102277375B Method for improving alpha-linolenic acid content in transgenic plant seeds |
| 03/20/2013 | CN102274401B Traditional Chinese medicine preparation for treating gastropathy and preparation method and detection method thereof |
| 03/20/2013 | CN102221591B Method for evaluating adsorption effect of filter tip additive on phenolic compound in smoke |
| 03/20/2013 | CN102204998B Method for measuring content of verbascoside in callicarpa nudiflora preparation |
| 03/20/2013 | CN102200530B Method for detecting 33 kinds of narcotic drugs in urine by liquid chromatography-tandem mass spectrometry |
| 03/20/2013 | CN102175810B Method for evaluating effects of filter tip additives for absorbing volatile and semi-volatile organic compounds in smoke |
| 03/20/2013 | CN102147399B Regeneration treatment method for invalidated capillary chromatographic column |
| 03/20/2013 | CN102145062B Active extracts of rosa roxburghii tratt fruit, and preparation method, detection method and application thereof |
| 03/20/2013 | CN102091168B Detection method for Chinese medicine preparation Xuefuzhuyu capsule |
| 03/20/2013 | CN102062760B Method for measuring volatile fatty acid in fat tissue |
| 03/20/2013 | CN102043021B Qualitative and quantitative analysis method of elemental sulfur in light petroleum fractions and light petroleum products |
| 03/20/2013 | CN102033115B Separating and measuring method of 4-hydroxy butane sodium sulfonate in sulfobutyl ether-beta-cyclodextrin |
| 03/20/2013 | CN101935683B Method for measuring polyaromatic hydrocarbon degrading capability of white rot fungi |
| 03/20/2013 | CN101879229B Method for detecting finger-print quality of medicine compositions for strengthening healthy qi to remove blood stasis |
| 03/20/2013 | CN101836111B 火焰电离检测器 Flame ionization detector |
| 03/20/2013 | CN101819190B Method for measuring benzene and benzene series content of polypropylene fiber bundles and filter rods of cigarettes |
| 03/20/2013 | CN101780189B Method for detecting Resina Draconis drug |
| 03/20/2013 | CN101639470B Checking method of Chinese medicinal composition standard fingerprint, and use thereof |
| 03/19/2013 | US8399631 Compositions and methods for purifying calreticulin |
| 03/19/2013 | CA2513429C Molecularly imprinted polymers for extraction of components from foodstuffs |
| 03/14/2013 | WO2013036803A1 Preparation of pre-coated rp-rotors and universal chromatorotors, chromatographic separation devices and methods for centrifugal preparative chromatography |
| 03/14/2013 | WO2013035639A1 Chromatogram data processing device and processing method |
| 03/14/2013 | WO2013033857A1 Programmable device for taking gas samples using adsorbent tubes |
| 03/14/2013 | WO2013011381A3 Device and method for analyzing volatile organic compounds in gaseous samples |
| 03/14/2013 | US20130065852 Analysis of sulfated polysaccharides |
| 03/14/2013 | US20130065779 Method and reagent for diagnosis and/or evaluation of progression of graft-versus-host disease |
| 03/14/2013 | US20130065771 Apparatus and method for parallel collection and analysis of the proteome and complex compositions |
| 03/14/2013 | US20130065265 Biomarker and Method for Determining an Oxidative Stress Level |
| 03/14/2013 | US20130064715 Site analysis system for the calculation of the isotope ratio of carbon in several gas species by means of a single analyser |
| 03/14/2013 | US20130061662 Apparatus and method for polymer characterization |
| 03/14/2013 | US20130061658 Method for determining methanol content in crude oils |
| 03/14/2013 | US20130061657 Flow cell for measuring electromagnetic radiation absorption spectra in a continuously flowing immiscible liquid(s) or liquids with entrained gas phases |
| 03/14/2013 | DE102011082470A1 Fitting structure of connection assembly of measuring device for examining e.g. high performance liquid chromatography (HPLC) liquid, has capillary whose end portion dimension is adjusted with respect to that of adjacent portion |
| 03/13/2013 | EP2567239A2 MASS SPECTROMETRY ASSAY FOR elF4E AND elF4E REGULON ACTIVITY |
| 03/13/2013 | CN202794128U All-in-one machine for total sulfur and subitem sulfur detection in gas |
| 03/13/2013 | CN202794127U All-in-one machine for total hydrocarbon and subitem hydrocarbon detection in gas |
| 03/13/2013 | CN202794126U Conductance cell with solution temperature pretreatment function |
| 03/13/2013 | CN202794125U Locking device for capillary chromatographic column vaporizing chamber of gas chromatograph |
| 03/13/2013 | CN202794124U Ion chromatograph column heater |
| 03/13/2013 | CN202794123U Pressure regulation tool for portable gas chromatograph |
| 03/13/2013 | CN202794122U Syringe bracket |
| 03/13/2013 | CN202794121U High performance liquid chromatograph |
| 03/13/2013 | CN202794120U Device for detecting gas-phase pollutants in particulate filter |
| 03/13/2013 | CN1965233B Multi-component medicine evaluation method |
| 03/13/2013 | CN102971625A FP creation method, creation program, creation device, and fp |
| 03/13/2013 | CN102971567A Fitting element with hydraulic grip force element |
| 03/13/2013 | CN102967684A Yanning capsule quality standard detection method |
| 03/13/2013 | CN102967683A High-performance liquid chromatography method for methyl(3R)-3-(tert-butyldimethylsilyloxy)-5-oxo-6-triphenylphos phoranylidenehexanoate |
| 03/13/2013 | CN102967682A Ganoderma lucidum spores oil or ganoderma lucidum spore powder or quality test method of preparation thereof |
| 03/13/2013 | CN102967681A Multi-dimensional ion chromatographic analysis system |
| 03/13/2013 | CN102967680A Analysis system with combined capillary tube ion chromatography and mass spectrum |
| 03/13/2013 | CN102967679A Calibrating device and calibrating method of portable instrument |
| 03/13/2013 | CN102967678A Offline pretreatment device and method for simply measuring oxygen stable isotope ratio in water |
| 03/13/2013 | CN102967677A PCBs (Polychlorinated Biphenyls) elution device for intensifying target object desorption and mass transfer based on physical assistance |
| 03/13/2013 | CN102967676A Elution device for inspecting sampling process of polychlorinated biphenyl pollutant by using gas chromatography-mass spectrometer |
| 03/13/2013 | CN102967675A Capillary electrochromatography determination method suitable for separation of nicotine and metabolite thereof |
| 03/13/2013 | CN102967674A Detection method of 2,2',4,4'-tetrahydroxybenzophenone |
| 03/13/2013 | CN102967673A Method for detecting difference of residual chlorpyrifos in rapes washed in different ways |
| 03/13/2013 | CN102967672A Analytical method and gathering device of tobacco escaping substance in threshing and redrying processes |
| 03/13/2013 | CN102967671A Device and method for detecting sulfur hexafluoride gas in oil immersed transformer |