| 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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| 06/26/2013 | CN103175928A Liquid chromatography-circular dichroism (LC-CD) identification method of Arnebia Euchroma and Radix Lithospermi |
| 06/26/2013 | CN103175927A Method for content determination and impurity determination of taltirelin and preparation thereof |
| 06/26/2013 | CN103175926A Ion chromatography trace analysis standard solution and preparation method thereof |
| 06/26/2013 | CN103175925A Method for detecting esterification rate of heparin benzyl ester in production process of enoxaparin sodium |
| 06/26/2013 | CN103175924A Novel method for simultaneously measuring contents of multiple active ingredients of dogwood |
| 06/26/2013 | CN103175923A Construction method for prunus amygdalus oil fatty acid composition fingerprint spectrum |
| 06/26/2013 | CN103175922A Baccharis dracunculifolia propolis quality control method |
| 06/26/2013 | CN103175921A Method for analyzing four benzene and toluene metabolites in urine through liquid chromatography-tandem mass spectrometry |
| 06/26/2013 | CN103175920A Gas chromatography-mass spectrography combined detection method for eight monohydric polyaromatic hydrocarbon in urine |
| 06/26/2013 | CN103175919A GC-MS-MS (gas chromatography-mass spectrometry-mass spectrometry) detection method for (S)-NNAL ((4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol) and (R)-NNAL in urine |
| 06/26/2013 | CN103175918A Method for extracting and detecting organic chloride pesticide residues in tobaccos and tobacco products by using ultrasonic solvent |
| 06/26/2013 | CN103175917A Method for determining content of vitamin K1 in cosmetics through high-efficiency liquid chromatography |
| 06/26/2013 | CN103175916A Method for trapping low molecular volatile substances in polypropylene |
| 06/26/2013 | CN103175915A Method for measuring paeoniflorin, hesperidin and glycyrrhizic acid in stomach-nourishing granules |
| 06/26/2013 | CN103175914A Quantitative determination method for toluylene type fluorescent whitening agent APC in cigarette paper |
| 06/26/2013 | CN103175913A Method for identifying quality of jasmine tea |
| 06/26/2013 | CN103175912A Method for controlling quality of ginkgo leaves and extract thereof |
| 06/26/2013 | CN103175911A Method for measuring 2,4,5-T residual quantity in tobaccos |
| 06/26/2013 | CN103175910A Method for controlling quality of liquorice and liquorice preparation |
| 06/26/2013 | CN103175909A Method for establishing Baicao Fuyanqing suppository fingerprint spectrum |
| 06/26/2013 | CN103175908A Method for determining bensulfuron methyl in water by boron trifluoride derivation-gaschromatographic mass spectrometry method |
| 06/26/2013 | CN103175907A Quality detection method for 25-ingredient podophyllum pills |
| 06/26/2013 | CN103175906A Qualitative and quantitative detection method for each component of validamycin |
| 06/26/2013 | CN103175905A Method for determining impurities in febuxostat and its preparation through high performance liquid chromatography |
| 06/26/2013 | CN103175904A Method for determining procyanidine in healthcare food |
| 06/26/2013 | CN103175903A Method for simultaneously determining flavonoid functional components in functional food |
| 06/26/2013 | CN103175902A Gas intake system used for simulating insulating oil proportioning of transformer |
| 06/26/2013 | CN103175804A Method for determining contents of flavonoid constituents in microcos paniculata based on near infrared spectrum technology |
| 06/26/2013 | CN103173551A PCR-DHPLC (polymerase chain reaction-denaturing high performance liquid chromatography) assay primer and assay method for transgenic rapeseed MS1 strain |
| 06/26/2013 | CN103173550A PCR-DHPLC (polymerase chain reaction-denaturing high performance liquid chromatography) assay primer and assay method for transgenic rapeseed RT73 strain |
| 06/26/2013 | CN103173549A PCR-DHPLC (polymerase chain reaction-denaturing high performance liquid chromatography) assay primer and assay method for transgenic rapeseed RF1 strain |
| 06/26/2013 | CN103173548A PCR-DHPLC (polymerase chain reaction-denaturing high performance liquid chromatography) assay primer and assay method for transgenic rapeseed RF2 strain |
| 06/26/2013 | CN103172622A Active isomer of silibinin di-succinate |
| 06/26/2013 | CN103170162A Preparation method of super-macroporous capillary monolithic column by taking polystyrene as pore-foaming agent |
| 06/26/2013 | CN103170161A Preparation method of organic-inorganic hybridized monolithic column |
| 06/26/2013 | CN103169864A Fluid-increasing decoction formula granules and preparation method, application and detection method thereof |
| 06/26/2013 | CN103169782A Stomach-regulating qi-coordinating decoction formula granule, and preparation method and detection method thereof |
| 06/26/2013 | CN102645494B Internal heating device for clinical sample machine of glycosylated hemoglobin analyzer |
| 06/26/2013 | CN102628837B Simultaneous solid phase extraction and detection method of a plurality of allergic aroma agents in toys |
| 06/26/2013 | CN102507808B Method for enriching and separating trace amount of polychlorinated biphenyls (PCBs) |
| 06/26/2013 | CN102445504B Method for predicting multi-order temperature programming retention time according to nonlinear plate theory |
| 06/26/2013 | CN102304374B Leakage-free recovery device and recovery method of coal carbonization gas |
| 06/26/2013 | CN102297914B Method for simultaneous detection of residual quantity of fluvalinate, triadimenol and coumaphos in royal jelly |
| 06/26/2013 | CN102288710B Degassing device for chromatographic analysis of insulating oil |
| 06/26/2013 | CN102269752B Detection method for pharmaceutical composition preparation |
| 06/26/2013 | CN102269751B Detection method of Liuweinengxiao preparation |
| 06/26/2013 | CN102250764B Micro holographic biological sensing reactor system |
| 06/26/2013 | CN102175791B Method for detecting multiple allergic aroma agents in toys |
| 06/26/2013 | CN102033112B Quality control method for scutellarin sexaacetatemethide |
| 06/26/2013 | CN101984343B Method of discriminating key points in macroporous resin separation and purification process of traditional Chinese medicines |
| 06/26/2013 | CN101659877B Absorbent of H2S contained in hydrocarbon gases and use thereof |
| 06/26/2013 | CN101422563B Traditional Chinese medicine composition for treating wean sphagitis and preparation method and quality control method thereof |
| 06/25/2013 | US8470610 Retentate chromatography and protein chip arrays with applications in biology and medicine |
| 06/25/2013 | US8470602 Methods and systems for determining the presence or amount of delta 5 steroid compounds in a sample |
| 06/25/2013 | US8470328 Purification method which prevents denaturation of an antibody |
| 06/20/2013 | WO2013090147A2 Hybrid gradient delivery system and operation |
| 06/20/2013 | WO2013089871A1 Methods for evaluating green diesel fuel compositions |
| 06/20/2013 | WO2013089141A1 Protein adsorbent |
| 06/20/2013 | WO2013088834A1 Ion chromatograph |
| 06/20/2013 | WO2013088487A1 Liquid feed pump and liquid chromatograph |
| 06/20/2013 | WO2013088171A1 Vial rack for liquid chromatography having draining means |
| 06/20/2013 | US20130158890 Methods for evaluating green diesel fuel compositions |
| 06/20/2013 | US20130153479 Integrated high throughput system for the analysis of biomolecules |
| 06/20/2013 | DE112011102315T5 Verfahren der Massenspektrometrie und Einrichtung für seine Ausführung Mass spectrometric method and device for its execution |
| 06/19/2013 | EP2603792A1 Biocompatible tubing for liquid chromatography systems |
| 06/19/2013 | CN203011902U Multidimensional ion chromatography analysis device |
| 06/19/2013 | CN203011901U Capillary ion chromatography and mass spectrometry combined analysis device |
| 06/19/2013 | CN203011900U Efficient separating liquid-phase chromatographic column with filler including channel at inner core |
| 06/19/2013 | CN203011899U Gas sample feeding device |
| 06/19/2013 | CN103163272A Quality control method of infant spleen tonifying medicament |
| 06/19/2013 | CN103163271A Measuring method for residual amount of cnidium lactone in tobacco leaves |
| 06/19/2013 | CN103163270A Method for detecting eight volatile carbonyl compounds in cigarette filter tip through liquid chromatography-tandem mass spectrometry |
| 06/19/2013 | CN103163269A Method for fast identifying fermented soy sauce and blended soy sauce |
| 06/19/2013 | CN103163268A Medical breath testing device and testing method thereof |
| 06/19/2013 | CN103163267A Method of researching interaction compatibility of complicated traditional Chinese medicine ingredients by virtue of ultra-high performance liquid chromatography-mass spectrometry (UPLC-PDA-MS) technology and chemical fuzzy discernment |
| 06/19/2013 | CN103163266A Method for determining pymetrozine residual quantity in tobacco by double column solid-phase extraction-liquid chromatography |
| 06/19/2013 | CN103163265A Method for determining residual quantity of myclobutanil by SPE-GC/ECD (Solid Phase Extraction-Gas Chromatography-Electron Capture Detector) |
| 06/19/2013 | CN103163264A High-performance liquid chromatography for detecting residual amount of matrine in tobacco |
| 06/19/2013 | CN103163263A Method of analyzing composition and content of biomass pyrolysis products |
| 06/19/2013 | CN103163262A Method of determining platycodin D of particulate matters of cigarettes and main stream smoke |
| 06/19/2013 | CN103163261A Method of determining paeonol of particulate matters of cigarettes and main stream smoke |
| 06/19/2013 | CN103163260A Fingerprints of drugs and determination method thereof |
| 06/19/2013 | CN103163259A Method for determining content of musk ketone in artificial musk |
| 06/19/2013 | CN103163258A Method for measuring trace triptorelin |
| 06/19/2013 | CN103163257A Processing method of cow urine iTRAQ test data |
| 06/19/2013 | CN103163256A Discharge ionization current detector |
| 06/19/2013 | CN103163255A Flow control mechanism and gas chromatograph having the same |
| 06/19/2013 | CN103163254A Method of trace quantity persistent organic pollutant in enrichment and separation seawater |
| 06/19/2013 | CN103163253A Purification enrichment pre-treatment technology for food packaging material and container transfer pollutant bisphenol substance |
| 06/19/2013 | CN103163252A Determination method for total ginkgolic acid in ginkgolide composition |
| 06/19/2013 | CN103163251A Essence aroma composition analysis method combining GC/MS and aroma smelling instrument |
| 06/19/2013 | CN103163250A Gas chromatography detection method for 4-methyl-cyclopentadecanone |
| 06/19/2013 | CN103163249A Method for fast identifying fermented soy sauce and blended soy sauce |
| 06/19/2013 | CN103163248A Method for identifying blended soy sauce |
| 06/19/2013 | CN103163247A Illegal cooking oil detection method combining rapid liquid phase extraction gas chromatography with fingerprint analysis |
| 06/19/2013 | CN103163246A Method for detecting residual quantity of methyl thiadiazole induced amine in tobacco and fruits and vegetables by SPE-HPLC/UV (Solid Phase Extraction-High Performance Liquid Chromatography/ultraviolet) |
| 06/19/2013 | CN103163245A Method for detecting content of ammonia in fly ash of coal-fired boiler |
| 06/19/2013 | CN103163244A Method for simultaneously detecting sesquiterpene and curcumin components |
| 06/19/2013 | CN103163243A Method for simultaneously determining five organic acid components content in Ixeris sonchifolia Hance injection by HPLC-DAD method |
| 06/19/2013 | CN103163242A Method for detecting succinylation modified gelatin and combination succinic acid in its injection |