| 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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| 12/18/2013 | CN103454357A Method for measuring effective components in mosquito repellent nets |
| 12/18/2013 | CN103454356A Method for determining total chlorine content in direct coal liquefaction product |
| 12/18/2013 | CN103454355A Method for analyzing and detecting content of monomer in polyacrylic resin latex solution (enteric type) product |
| 12/18/2013 | CN103454354A Analysis method for detecting tetrahydrothiophene by gas chromatograph |
| 12/18/2013 | CN103454353A Method for establishing high performance liquid chromatography fingerprint of traditional Chinese medicine ipecacuanha and preparation thereof, and fingerprint |
| 12/18/2013 | CN103454352A Method for determining content of rosuvastatin calcium and related substances thereof by employing HPLC (high performance liquid chromatography) method |
| 12/18/2013 | CN103454351A Ion chromatographic method for simultaneously measuring trace amount of anions in high-purity phosphoric acid |
| 12/18/2013 | CN103454338A Method for simultaneously measuring residue of multiple pesticides in cotton by liquid chromatography tandem mass spectrometry/mass spectrometry method |
| 12/18/2013 | CN103454278A Microparticle swarm fuel micro-combustion system based on digital holographic optical tweezers |
| 12/18/2013 | CN103454229A Method for discriminating proper picking time of chaenomeles speciosa nakai |
| 12/18/2013 | CN103454126A Adjustable liquid droplet generating device |
| 12/18/2013 | CN103453179A Automated sample injection apparatus, multiport valve, and methods of making and using the same |
| 12/18/2013 | CN103446411A Softgel containing bezoar, snake gall and tendril-leaved fritillary bulb |
| 12/18/2013 | CN102854271B Method for measuring residues of three phenoxy carboxylic acid pesticides in tobacco and tobacco products |
| 12/18/2013 | CN102749401B Inspection method of traditional Chinese medicine composition twenty-five-ingredient lung disease preparation |
| 12/18/2013 | CN102735767B Method for detecting content of carotenoids having cis-trans isomers through high-polarity mobile phase |
| 12/18/2013 | CN102721764B Method for measuring ganoderic acid A, B, C2 content in ganoderma lucidum alcohol extract |
| 12/18/2013 | CN102692461B Whole-time three-wavelength fusion method for simultaneously determining contents of four ingredients in Flos Carthami |
| 12/18/2013 | CN102659549B Method for extracting brevifolin from Relinqing granula raw material and method for preparation quality control |
| 12/18/2013 | CN102621248B Method for synchronously analyzing base, nucleotide, organic acid, fatty acid, amino acid and saccharide metabolic product with one-step derivation method |
| 12/18/2013 | CN102621247B Method for synchronously analyzing base, nucleotide, organic acid, fatty acid, amino acid and saccharide metabolic product with two-step derivation method |
| 12/18/2013 | CN102590411B Method for detecting divalent cadmium ion in aquatic product by using HPLC-ICP-MS coupling technique |
| 12/18/2013 | CN102590407B Co-elution peak analysis and library searching method based on gas chromatography-mass spectrometry analysis |
| 12/18/2013 | CN102590406B Three-dimensional information comparative analysis method based on gas chromatography-mass spectrometry analysis data |
| 12/18/2013 | CN102584963B Active Ganoderma lucidum polysaccharide peptide reference substance, and preparation method and application thereof |
| 12/18/2013 | CN102539610B Kit for detecting residual amount of 4-hexylresorcinol in aquatic product, and detection method thereof |
| 12/18/2013 | CN102507760B Method for determining content of pectin |
| 12/18/2013 | CN102353726B Method for valuing CryIAc protein standard substance |
| 12/17/2013 | US8608961 Method for affinity chromatography of antithrombin III |
| 12/17/2013 | US8608960 Method of purifying polypeptides by simulated moving bed chromatography |
| 12/17/2013 | US8607615 Microfabricated thermal modulator for comprehensive 2D gas chromatography |
| 12/12/2013 | WO2013181758A1 Screening method and systems utilizing mass spectral fragmentation patterns |
| 12/12/2013 | US20130330735 Eluent for ion-exchange chromatography, and method of analyzing nucleic acid chains |
| 12/12/2013 | US20130327129 Spectroscopic sample inspection for automated chromatography |
| 12/12/2013 | CA2875715A1 Screening method and systems utilizing mass spectral fragmentation patterns |
| 12/11/2013 | EP2672265A1 Eluent for ion-exchange chromatography, and method of analyzing nucleic acid chains |
| 12/11/2013 | EP2671074A1 Chromatography column support |
| 12/11/2013 | CN203337626U Paper tomographic device |
| 12/11/2013 | CN203337625U Silanization filling type chromatographic column |
| 12/11/2013 | CN203337624U Novel chromatographic column special for coal gas component analysis |
| 12/11/2013 | CN203337623U Hand-operated chromatography sampling syringe needle |
| 12/11/2013 | CN203337622U Oil chromatographic analysis standard sample injector |
| 12/11/2013 | CN203337621U Hand-operated chromatography injector provided with anti-blocking needle hole |
| 12/11/2013 | CN203337620U Pretreatment device suitable for residue analysis of pesticide and veterinary drug |
| 12/11/2013 | CN203337619U Spiral reaction device for simulating coal spontaneous combustion process |
| 12/11/2013 | CN103443622A Liquid chromatography column, and method for analyzing hemoglobin |
| 12/11/2013 | CN103443621A Methods and systems for determining the presence or amount of testosterone in a sample |
| 12/11/2013 | CN103439501A Method for detecting hepatitis B surface antigen with inductively coupled plasma mass spectrometry |
| 12/11/2013 | CN103439451A Extraction and thin-layer chromatographic scanning detection method for octacosanol from Antarctic krill |
| 12/11/2013 | CN103439450A Extraction and thin layer chromatographic scanning detection method for defatted Euphausia superb saponin |
| 12/11/2013 | CN103439449A Detection method of medicine used for nourishing lung and activating blood |
| 12/11/2013 | CN103439448A Method used for rapid separation and detection of organophosphorus pesticides in water |
| 12/11/2013 | CN103439447A Detection method for residual quantity of acrylamide in anion/non-ionic type PAM |
| 12/11/2013 | CN103439446A Method for measuring content of betulin in birch bark by using RP-HPL method |
| 12/11/2013 | CN103439445A Ultra performance liquid chromatography (UPLC)-triple quadrupole/composite linear ion trap mass spectrometry detection method of triphenylmethanes and metabolites of triphenylmethanes in water bodies |
| 12/11/2013 | CN103439444A High efficiency liquid chromatography method for detecting carnitine content in fish plasma |
| 12/11/2013 | CN103439443A Method for simultaneously measuring 16 polyaromatic hydrocarbons in mainstream smoke of cigarettes |
| 12/11/2013 | CN103439442A Method for determining content of inosine in blood plasma |
| 12/11/2013 | CN103439441A Peptide identification method based on subset error rate estimation |
| 12/11/2013 | CN103439440A Prediction method for retention time of high performance liquid chromatographic peak |
| 12/11/2013 | CN103439439A Temperature equalizer for chromatographic columns with stable and uniform working temperatures |
| 12/11/2013 | CN103439438A Electric spraying two-stage gas-assisted focusing device |
| 12/11/2013 | CN103439437A Gas chromatography detection method of residual quantity of pesticide dichlorvos in vegetables and fruits |
| 12/11/2013 | CN103439436A Gas chromatography method for detecting residual quantity of eight organophosphorus pesticides contained in soil |
| 12/11/2013 | CN103439435A Gas chromatography method for detecting beta-cypermethrin pesticide residue amount in soil |
| 12/11/2013 | CN103439434A Detection method of esterification rate of enoxaparin sodium intermediate |
| 12/11/2013 | CN103439433A Dilution-free linear curve chromatograph and linear curve measuring method |
| 12/11/2013 | CN103439432A Dilution-free linear curve chromatograph and linear curve measuring method |
| 12/11/2013 | CN103439431A Method for simultaneously analyzing multiple aromatic hazardous substances in food |
| 12/11/2013 | CN103439430A Method for determining bioavailability polycyclic aromatic hydrocarbon content in soil based on thermal desorption treatment |
| 12/11/2013 | CN103439429A Method for measuring residual amount of trifluoroacetic acid in organic medicine |
| 12/11/2013 | CN103439428A Method for measuring residual amount of trifluoroacetic acid in sitagliptin hydrochloride |
| 12/11/2013 | CN103439427A Method for measuring residual amount of trifluoroacetic acid in celecoxib |
| 12/11/2013 | CN103439426A Volatile compound methyl thiobutyrate and application thereof |
| 12/11/2013 | CN103439425A Screening method of active pharmaceutical ingredient |
| 12/11/2013 | CN103439424A Method for efficiently purifying nitro-methylene type neonicotinoid insecticides in plants |
| 12/11/2013 | CN103439423A Method for rapidly detecting diethanol amine in cosmetics |
| 12/11/2013 | CN103439422A Detection method for field oil-gas online monitoring system |
| 12/11/2013 | CN103439421A Method for determining content of menbutone injection for veterinary use |
| 12/11/2013 | CN103439420A Method for identifying inferior edible oil |
| 12/11/2013 | CN103439419A Experimental method of determining extracting agent for oxytetracycline residue in earthworm |
| 12/11/2013 | CN103439345A Method for controlling contents of chlorine, fluorine and sulfur ions in penetrant production process |
| 12/11/2013 | CN103439316A Air-pressure type zero-waste-liquid-discharging atomic spectrum or plasma mass spectrum sample injection system |
| 12/11/2013 | CN103439288A Real-time release detection method for ginkgo leaf medicinal material |
| 12/11/2013 | CN103439153A Atmosphere volatile organic compound condensation and concentration sampling device and method |
| 12/11/2013 | CN103436361A Intelligent fragrance blending and simulating method of cigarette flavor |
| 12/11/2013 | CN103435465A Substituted hydroxydecyl benzoquinone derivative |
| 12/11/2013 | CN103433008A Hollow-fiber-film-coated molecular imprinting integral adsorption rod, as well as preparation method and application thereof |
| 12/11/2013 | CN103433007A Core-shell rhodamine 6G molecularly imprinted solid phase extraction magnetic material, and preparation method and application thereof |
| 12/11/2013 | CN103432420A Traditional Chinese medicine composition for treating diabetes, and preparation method and detection method thereof |
| 12/11/2013 | CN103432380A Production method of traditional Chinese medicine preparation as well as medicine produced for treating mucomembranous ulcer and determination method |
| 12/11/2013 | CN103149301B Method for simultaneously determining contents of 10 nucleoside components in sowthistle-leaf ixeris seedling injection by utilizing HPLC-DAD (High Performance Liquid Chromatography-Diode Array detector) method |
| 12/11/2013 | CN102914611B Temperature balancer with multiple chromatographic columns integrated |
| 12/11/2013 | CN102914600B Method for measuring trace chloridion and sulfate radical in loprazolam samples by ion chromatography |
| 12/11/2013 | CN102854266B Method for analyzing yellow water components |
| 12/11/2013 | CN102830185B Determination method for sodium deoxycholate in streptococcus pneumoniae polysaccharide solution |
| 12/11/2013 | CN102809619B Method for determining ligustilide in natural medicinal preparation |
| 12/11/2013 | CN102798682B Method for determination of flumethrin in garlic or garlic product |
| 12/11/2013 | CN102727651B Preparation method and quality detection method of bezoar supernatant capsule |
| 12/11/2013 | CN102636612B Method for analyzing active component in harmel grass |