| 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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| 06/05/2013 | CN103134888A Analytic method of flue-cured tobacco volatile aroma components |
| 06/05/2013 | CN103134887A High performance liquid chromatography detection method of residual quantity of various forbidden coloring agent of cosmetics |
| 06/05/2013 | CN103134886A Method for analytical separation sodium ibandronate and impurities thereof by utilizing high performance liquid chromatography (HPLC) |
| 06/05/2013 | CN103134885A Detection method of dissolution rates of amlodipine, valsartan and hydrochlorothiazide compound preparation |
| 06/05/2013 | CN103134884A Method of detecting polyamide residues in Chinese medicine extractive |
| 06/05/2013 | CN103134883A Medicine composition and detecting method of manufacturing agent of medicine composition |
| 06/05/2013 | CN103134882A Assay method of metabolite of bergenin in animal body |
| 06/05/2013 | CN103134881A Cattle 2, 2-bipyridine-lactalbumin quantitative detection reagent box and application thereof |
| 06/05/2013 | CN103134880A Chromatographic column decorated by lipid rafts and preparation method thereof and application in screening of traditional Chinese medicine anti-neoplastic activity sites |
| 06/05/2013 | CN103134879A Chromatographic column temperature program used for detecting tobacco bale volatile organic compounds (V O C s) and applied range thereof |
| 06/05/2013 | CN103134878A Trapping and releasing method for improving gas chromatogram center cutting technique performance |
| 06/05/2013 | CN103134877A Method measuring C6-C3 type phenolic acids compound content in tobacco |
| 06/05/2013 | CN103134876A Chromatographic analysis device and working method thereof |
| 06/05/2013 | CN103134875A On-line pretreatment device of aquatic volatile organic compounds |
| 06/05/2013 | CN103134874A Method of measuring glycosyl in protein |
| 06/05/2013 | CN103134873A Method for detecting sisalagenin content by using HPLC-ELSD |
| 06/05/2013 | CN103134872A Method for analyzing distribution of various esters in sucrose fatty acid ester with gel permeation chromatography |
| 06/05/2013 | CN103134871A Preparation method of test solution for detecting aconitine-type alkaloids through high-efficiency liquid phase chromatography |
| 06/05/2013 | CN103134870A Method for measuring sorbic acid and benzoic acid in foodstuff |
| 06/05/2013 | CN103134869A Method for detecting lidocaine in blood plasma and used for high performance liquid mass spectrometry |
| 06/05/2013 | CN103134868A Detection method for trinexapac-ethyl residual quantity in high performance liquid chromatography determination environmental sample |
| 06/05/2013 | CN103134867A Stable method for measuring calycosin heteroside content in Astragalus mongholicus submicron powder |
| 06/05/2013 | CN103134866A Valve-switching method for improving gas chromatogram center cutting technique performance |
| 06/05/2013 | CN103134865A Detection method for salmeterol fluticasone compound inhalant |
| 06/05/2013 | CN103134864A Detection method for salmeterol fluticasone compound inhalant related substances |
| 06/05/2013 | CN103134863A Method of determining content of methanol, isobutanol, isoamylol of alcohol |
| 06/05/2013 | CN103134862A Quality testing method for pediatric paracetamol, atificial cow-bezoar and chlorphenamine maleate granules |
| 06/05/2013 | CN103134861A Quality test method of compound paracetamol and chlorphenamine maleate granules |
| 06/05/2013 | CN103134860A Quantitative determination method for target peptides and proteins |
| 06/05/2013 | CN103134827A Method for identifying angled bittersweet seed medicinal materials |
| 06/05/2013 | CN103133703A Air pumping valve capable of preventing dust blockage |
| 06/05/2013 | CN103127920A Zolpidem molecularly imprinted solid-phase extraction columella |
| 06/05/2013 | CN103127910A Magnetic graphene as well as preparation method and application thereof |
| 06/05/2013 | CN102650626B Standard fingerprint of fleabane phenol bulk drug and preparation, establishment method and application |
| 06/05/2013 | CN102585997B Isolation and identification as well as application of volatile oil elements of Parasenecio firmus leaf |
| 06/05/2013 | CN102507804B Sample pre-treatment method for detecting content of chloride ions in methyl carbonate solution |
| 06/05/2013 | CN102507768B Method for determining adsorption strength of volatile organic compound on carbon nanotube particles |
| 06/05/2013 | CN102464749B Equipment for producing alpha-olefin propylene random copolymer by using batch liquid bulk |
| 06/05/2013 | CN102445498B Automatic calibration method of process chromatograph |
| 06/05/2013 | CN102305834B Method for measuring sulglicotide content |
| 06/05/2013 | CN102274332B Process for preparing Chinese medicinal powder for treating peptic ulcer |
| 06/05/2013 | CN102266503B Sugar-free anemopyretic cold granules and preparation method thereof |
| 06/05/2013 | CN102183610B Method for analyzing 7N electronic grade ultrapure ammonia |
| 06/05/2013 | CN102175804B Absolute quantitative method for biomass spectra of CYP450 enzyme hypotypes |
| 06/05/2013 | CN102101855B Preparation method of atorvastatin calcium isomer mixture and its intermediate |
| 06/05/2013 | CN102095812B Method for detecting acrylonitrile in cosmetics by using gas chromatograph-mass spectrography |
| 06/05/2013 | CN102053127B Method for analyzing small molecules in biological sample quantitatively by adopting LC-MS (Liquid Chromatogram-Mass Spectrum) technology |
| 06/05/2013 | CN102042992B Thermal analyzer for material pyrolysis behavior and flowing carrier gas-single-drop microextraction combined device and using method thereof |
| 06/05/2013 | CN102028883B Standard fingerprint spectrum of Chinese medicinal composition, and measurement method and application thereof |
| 06/05/2013 | CN101975830B Gas chromatograph capable of simultaneously measuring oxygen and nitrogen in gas |
| 06/05/2013 | CN101813677B Method for analyzing and determining organics persistently containing chlorine in aquatic product |
| 06/05/2013 | CN101762649B Method for determining related substances of metroprolol succinate by using HPLC |
| 06/05/2013 | CN101708262B Chinese medicinal composition capsules for treating dysmenorrhea and preparation method thereof |
| 06/05/2013 | CN101613408B Method for separating and detecting whey proteins |
| 06/05/2013 | CN101565739B Method for measuring purity of papain by fast protein liquid chromatogram |
| 06/05/2013 | CN101564514B Method for analyzing children Fengreqing particle |
| 06/05/2013 | CN101464432B Method for measuring Cidofovir related substance by high efficiency liquid chromatography |
| 06/05/2013 | CN101393196B Method for simultaneously determining of concentration multi anesthesia medicament in blood plasma |
| 06/05/2013 | CN101315350B Method for analyzing and separating Fenticonazole and its intermediate body by HPLC method |
| 06/05/2013 | CN101246176B Mass spectrum kit for detecting squamous-cell carcinoma antigen feminine cervical carcinoma serum protein and preparation method thereof |
| 06/04/2013 | US8454893 Fluid sampling system with an in-line probe |
| 05/30/2013 | WO2013077985A1 Screening for phthalates in food samples |
| 05/30/2013 | WO2013076049A1 Use of organic solvent nanofiltration and liquid-liquid chromatography for the recovery of pharmaceutical products |
| 05/30/2013 | WO2013008163A8 Process for the quantitative determination of total chlorine in a matrix |
| 05/30/2013 | US20130138384 Composite separation membrane structure for gas sensor, gas sensor apparatus comprising the same, and method and apparatus for measuring gas concentration using the same |
| 05/30/2013 | US20130138360 Allocating oil production from geochemical fingerprints |
| 05/30/2013 | US20130137183 Aircraft screening device and method |
| 05/30/2013 | US20130135610 Device and methods for performing size exclusion chromatography |
| 05/30/2013 | US20130134096 Flash chromatography cartridge |
| 05/30/2013 | US20130133760 Pressure sensing and flow control in diffusion-bonded planar devices for fluid chromatography |
| 05/30/2013 | US20130133403 Method and Arrangement for Gas Chromatographic Analysis of a Gas Sample |
| 05/30/2013 | US20130133402 Multi-layer chip for gas chromatography and fabrication method thereof |
| 05/30/2013 | CA2796684A1 Aircraft screening device and method |
| 05/29/2013 | EP2597460A1 High pressure guard column |
| 05/29/2013 | EP2596346A1 Automated analysis of pressurized reservoir fluids |
| 05/29/2013 | EP2596028A1 Compositions and methods for controlled release of biomolecules |
| 05/29/2013 | DE102010060382B4 Analysenverfahren zur Isolierung von Mykotoxinen mit einer Ergolin-Grundstruktur, insbesondere von Ergotalkaloiden Analysis method for the isolation of mycotoxins with a basic ergoline structure, in particular of ergot alkaloids |
| 05/29/2013 | CN202956364U Two-channel gas-solid reaction device |
| 05/29/2013 | CN202956363U Coal gas sampler used for naphthalene analysis in coal gas |
| 05/29/2013 | CN103123347A Detection and analysis method for component containing salvianolic acid A |
| 05/29/2013 | CN103123346A Rapid instrumental analysis method for zearalenone in food |
| 05/29/2013 | CN103123345A Method for rapidly detecting phenoxyacetic acid herbicide in soil |
| 05/29/2013 | CN103123344A Method for measuring fingerprints of medicinal composition |
| 05/29/2013 | CN103123343A Quality control method for Songling Xuemaikang capsules |
| 05/29/2013 | CN103123342A Impurity analysis preparation method for clindamycin |
| 05/29/2013 | CN103123341A Method for determining mixed gas content |
| 05/29/2013 | CN103123340A Method for measuring labdane diterpenoidal in coleus forskohlii |
| 05/29/2013 | CN103123339A On-line analysis system and on-line measurement method |
| 05/29/2013 | CN103122014A Clindamycin isomer, analytical preparation method and application thereof |
| 05/29/2013 | CN103122013A Hydrogen-removing clindamycin as well as analysis preparation method and application thereof |
| 05/29/2013 | CN103120718A Medicinal composition for treating chronic hepatitis and liver cirrhosis |
| 05/29/2013 | CN103120706A Method for preparing high-purity rutin via two-dimensional liquid chromatography-mass spectrometry combined technology |
| 05/29/2013 | CN102279241B Detection method of atorvastatin calcium capsule related substance |
| 05/29/2013 | CN102269744B Rapid detection method of residual amount of dimethylformamide in textiles |
| 05/29/2013 | CN102135526B Method for extracting characteristic flavor substance of roasted peanuts |
| 05/29/2013 | CN102091167B Detection method for Xuefuzhuyu capsule |
| 05/29/2013 | CN101962650B Method for increasing tanshinone content of salvia miltiorrhiza hairy roots by transferring SmGGPPS gene |
| 05/29/2013 | CN101893607B Method for determining decumbent corydalis tuber total alkaloid extractive content with UFLC and method for establishing UFLC finger print thereof |
| 05/29/2013 | CN101881755B Method for detecting esmolol hydrochlorid optical isomer by high efficiency liquid chromatography |
| 05/29/2013 | CN101856398B Detection method of Chinese medicinal composition for clearing heat and cooling blood, promoting blood circulation and stopping pain |