| 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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| 04/24/2013 | CN202903752U On-line automatic liquid sample taking and feeding device |
| 04/24/2013 | CN202903751U Simple and easy ultraviolet aging box capable of adsorbing volatile organisms in polymer sample |
| 04/24/2013 | CN202903750U Soil nitrification and denitrification in-situ measurement device |
| 04/24/2013 | CN202903749U Chromatographic microscopic diagnosis system |
| 04/24/2013 | CN202903748U Chromatographic detection pool of chromatographic analyzer |
| 04/24/2013 | CN202903554U High-pressure gas sampling device |
| 04/24/2013 | CN103069272A System for analyzing a gas mixture including at least one chromatography column |
| 04/24/2013 | CN103069271A Chromatography device |
| 04/24/2013 | CN103065065A Active tuberculosis differential expression protein profile model and building method thereof |
| 04/24/2013 | CN103063800A Method for detecting active ingredients of Longdan Xiegan particles |
| 04/24/2013 | CN103063799A Method for comprehensively detecting active ingredients of Longdan Xiegan particles |
| 04/24/2013 | CN103063798A Novel method for detecting Longdan Xiegan particles |
| 04/24/2013 | CN103063797A Quality standard and detection method of compound fritillaria cirrhosa essence capsules |
| 04/24/2013 | CN103063796A Detection method of dry sheep placenta |
| 04/24/2013 | CN103063795A Methods for determining the content of imidafenacin and detecting related substances |
| 04/24/2013 | CN103063794A Content detecting and control method of epalrestat tablets |
| 04/24/2013 | CN103063793A Method for determining content of cynomorium songaricum kidney-tonifying capsule |
| 04/24/2013 | CN103063792A Quality test method of phlegm eliminating and cough stopping granules for children |
| 04/24/2013 | CN103063791A Method of simultaneously determining contents of 1-OHP ,3-OHB[a]P and 3-OHB[a]A in urine |
| 04/24/2013 | CN103063790A Method for detecting hydrogen sulfide content in coal gas |
| 04/24/2013 | CN103063789A Liquid phase analysis method for simultaneously detecting 12 amide alkaloids in Piper laetispicum |
| 04/24/2013 | CN103063788A Gas chromatography column and forming method thereof, and gas chromatograph |
| 04/24/2013 | CN103063787A Method for detection of polyaromatic hydrocarbon in sludge pyrolytic tar |
| 04/24/2013 | CN103063786A A pretreatment device used for the analysis of tobacco-specific nitrosamines in cigarette smoke |
| 04/24/2013 | CN103063785A Multi-functional pretreatment device used for amino acid analysis |
| 04/24/2013 | CN103063784A Sample solution pre-treating method and detecting method for determination of active desulfuration effective components |
| 04/24/2013 | CN103063783A Preparation method of plasmid deoxyribonucleic acid (DNA) quantitative detection standard |
| 04/24/2013 | CN103063782A Method for simultaneously detecting phthalic acid esters (PAEs) environmental hormone and metabolite in water sample |
| 04/24/2013 | CN103063781A Method for continuously detecting content of sulfite and sulfide in building material and geological material |
| 04/24/2013 | CN103063780A High-performance liquid chromatography-tandem mass spectrometry method used for qualitatively and quantitatively determining plant active polysaccharide |
| 04/24/2013 | CN103063779A Detection method of simvastatin nicotinate tablet related impurities |
| 04/24/2013 | CN103063778A Analysis method for lamivudine related substance inspection |
| 04/24/2013 | CN103063777A Method for measuring content of benzo-a-pyrene in mainstream smoke of cigarettes |
| 04/24/2013 | CN103063776A Method for measuring CEMA content and HEMA (hydroxyethyl methacrylate) content in urine by column switching |
| 04/24/2013 | CN103063775A Method for detecting dimethyl trisulfide in beer |
| 04/24/2013 | CN103063774A Method for simultaneously determining bacterial quorum sensing AHLs molecules by using high performance liquid chromatography-tandem mass spectrometry method |
| 04/24/2013 | CN103063773A Detection method for generation of aquilaria resin in aquilaria sinensis |
| 04/24/2013 | CN103063772A Detection method for andrographolide sodium bisulfite |
| 04/24/2013 | CN103063771A Process of one-sample introduction dual-detector gas chromatography and transformer oil analysis gas chromatography |
| 04/24/2013 | CN103063770A Method for detecting antioxidants in vegetable oil or animal fat |
| 04/24/2013 | CN103063769A Quality detecting method for mecobalamine capsule |
| 04/24/2013 | CN103063768A Detection method of folic acid content in dairy product |
| 04/24/2013 | CN103063767A Quality standard of sanhuang dispersible tablets and detection method thereof |
| 04/24/2013 | CN103063766A Construction method of Chinese herbal medicine Naoshuantong preparation high performance liquid chromatography (HPLC) finger-print and application thereof |
| 04/24/2013 | CN103063765A Detecting method for ligustrazine hydrochloride in salvia miltiorrhiza and ligustrazine glucose injection |
| 04/24/2013 | CN103063764A Detection method for residual quantity of multiple preservatives in cosmetics |
| 04/24/2013 | CN103063763A High performance liquid chromatography detection method for residual quantity of multiple ultraviolet absorbents in cosmetics |
| 04/24/2013 | CN103063762A Method for measuring citrulline contents in watermelon by utilizing high performance liquid chromatography |
| 04/24/2013 | CN103063761A Method for determining maleic hydrazide content in cigarette mainstream smoke |
| 04/24/2013 | CN103063760A Method for determining maleic hydrazide content in cigarette stub |
| 04/24/2013 | CN103063759A Method for determining maleic hydrazide content in cigarette sidestream smoke |
| 04/24/2013 | CN103063758A Method for detecting Xanthophyll cycle components of alfalfa |
| 04/24/2013 | CN103063757A Method for detecting anion-nonionic ampholytic surfactant content in hypersalinity aqueous solution |
| 04/24/2013 | CN103063756A Method for separating antiulcer medicament by double-chiral selector capillary electrophoresis method |
| 04/24/2013 | CN103063755A Method for measuring absorption rate and effective absorption ratio of feed liquid of flue-cured tobacco lamina |
| 04/24/2013 | CN103063754A Method for detecting low-polymerization-degree pectin molecular weight |
| 04/24/2013 | CN103063753A Multidimensional liquid phase chromatography separation system and separation method for protein separation |
| 04/24/2013 | CN103063752A Gas chromatography-mass spectrometry determination method for residual amount of dibromochloropropane in grain |
| 04/24/2013 | CN103063751A Detection method for determining polymer impurities in mezlocillin sodium |
| 04/24/2013 | CN103063750A Method for detecting industrial fluorene purity by using gas chromatography |
| 04/24/2013 | CN103063605A Method for determining radix notoginseng extract and contents of five types of ginsenosides in preparation of radix notoginseng extract by Fourier transform near-infrared spectrograph |
| 04/24/2013 | CN103063543A Detecting method for Baibei cough syrup for children |
| 04/24/2013 | CN103063542A Comprehensive detecting method for Baibei cough syrup for children |
| 04/24/2013 | CN103063504A Separation device and separation method for dissolved gas in water |
| 04/24/2013 | CN103063320A Determination method of throttle temperature and vapor-liquid ratio of high-temperature and high-pressure complex natural gas |
| 04/24/2013 | CN103058859A Simultaneous preparation and detection method of gallic acid and gallicin in toona sinensis leaves |
| 04/24/2013 | CN103055830A Preparation method for solid-phase micro-extraction head based on single-stranded DNA aptamer modified graphene oxide coating |
| 04/24/2013 | CN103055829A Sudan red I molecularly-imprinted solid phase extraction padding, solid phase extraction column as well as preparation method and application of padding |
| 04/24/2013 | CN103055827A Chromatographic sheet with self-repairing function and preparation method thereof |
| 04/24/2013 | CN103055542A Sol-gel chitosan grafting cyclodextrin capillary electrochromatography open tubular column |
| 04/24/2013 | CN103055541A Method for establishing and using networked separation and purification method database and instrument thereof |
| 04/24/2013 | CN103055191A Preparation method and quality detection method of traditional Chinese medicine for treating hematuresis caused by nephritis |
| 04/24/2013 | CN103055048A Method for extracting general flavone from fructus viticis |
| 04/24/2013 | CN103054849A Composition for treating cardiovascnlar and cerebrovascular diseases and preparation method thereof and test method thereof |
| 04/24/2013 | CN103054801A Nitroglycerin micro emulsion spray as well as preparation method and application thereof |
| 04/24/2013 | CN102579734B Traditional Chinese medicine composition of bone healing medicine, preparing method thereof and detecting method thereof |
| 04/24/2013 | CN102539573B Method for simultaneously determining content of vancomycin and tobramycin in tissue drainage liquid through ultrahigh performance liquid chromatography-triple quadrupole mass spectrometry (UPLC-TQD) coupling technique |
| 04/24/2013 | CN102507800B Rapid aroma fingerprint identification method for geographical indication protection product of vinegar |
| 04/24/2013 | CN102507796B Detecting method for indole-3-carboxylic acid of impurities in tropisetron hydrochloride raw materials and preparations |
| 04/24/2013 | CN102305832B Method for detecting total sugar content of potatoes |
| 04/24/2013 | CN102305830B Method for quickly detecting picric acid in water by liquid chromatography-tandem mass spectrum |
| 04/24/2013 | CN102288705B Method for detecting content of bromopropylene in rocuronium bromide |
| 04/24/2013 | CN102269742B Ultra-high performance liquid chromatography method for identifying high molecular weight glutenin subunits in wheat and application thereof |
| 04/24/2013 | CN102218097B Effective part of spreading hedyotis herb and preparation method thereof |
| 04/24/2013 | CN102187197B Sample injection port, and auto-sampler having the port |
| 04/24/2013 | CN102183607B Method for correcting the effects of interdetector band broadening |
| 04/24/2013 | CN102183589B Method for detecting contents of dolasetron isomer and salt thereof |
| 04/24/2013 | CN102145146B Method for detecting medicinal composition for treating urinary system diseases |
| 04/24/2013 | CN102145041B Pharmaceutical composition with function of treating polycystic ovary syndrome |
| 04/24/2013 | CN102138954B Quality control method of pulean preparation |
| 04/24/2013 | CN102125533B Pazufloxacin mesylate tablet and preparation method and detection method thereof |
| 04/24/2013 | CN102078508B Medicine for treating infantile respiratory tract recurrent infection, preparation method thereof and quality control method thereof |
| 04/24/2013 | CN101968472B Method for analyzing raw materials of histidine and histidine monohydrochloride and preparation by HPLC method |
| 04/24/2013 | CN101963603B Method for analyzing arginine and arginine hydrochloride raw materials and preparations by using HPLC method |
| 04/24/2013 | CN101926933B Chinese medicinal composition for treating gastritis, gastric ulcer and duodenal ulcer and identification method thereof |
| 04/24/2013 | CN101904879B Method for detecting liver-reviving syrup |
| 04/24/2013 | CN101893611B Method for analyzing free amino acids by utilizing reversed phase high performance liquid chromatography |
| 04/24/2013 | CN101846662B Preparation method and application thereof of chromatography packed column of rodlike nano mesoporous molecular sieve material |
| 04/24/2013 | CN101809440B Device for generating micro- and nanoflow mobile phase gradients for high-performance liquid chromatography |
| 04/24/2013 | CN101731085B Method for screening varieties of energy crops suitable to be planted in heavy metal pollution areas |