| 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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| 05/15/2013 | CN103105449A Method for evaluating cigarette filament charging uniformity based on characteristic fragrance substance |
| 05/15/2013 | CN103105448A Method for measuring resveratrol content in health-care products, food or raw materials |
| 05/15/2013 | CN103105447A Detection method for Cinnamomum migao heart-comforting preparation |
| 05/15/2013 | CN103105446A Method for enriching beta-lactam penicillins antibiotics in liquid milk |
| 05/15/2013 | CN103105445A Sodium cyclamate detection method |
| 05/15/2013 | CN103105444A Method for detecting quality of Xianing Gubao capsules |
| 05/15/2013 | CN103105443A Method for detecting tanshinone IIA content in yellow spot expelling and freckle removing capsule |
| 05/15/2013 | CN103105442A Method for detecting high-molecule block polymer structure parameters by gel permeation chromatography |
| 05/15/2013 | CN103105441A Qualitative and quantitative analysis method for sulfur hexafluoride (SF6) gas discharge decomposition product |
| 05/15/2013 | CN103105440A Method for identifying volatile flavor substance in bolete |
| 05/15/2013 | CN103105439A Method for simultaneously determining residual organochlorine, pyrethroid and organophosphorus pesticides in food |
| 05/15/2013 | CN103105438A Method for simultaneously detecting residual amounts of 13 phenolic alcohol sensitization aromatics in toy |
| 05/15/2013 | CN103105437A Method for simultaneous determination of residual quantity of 8 ester allergenic aromatics in toys |
| 05/15/2013 | CN103105408A Identification method for medicinal material (namely Salvia miltiorrhiza Bge.) or derivatives |
| 05/15/2013 | CN103105371A Quality detection method of pharmaceutical composition injection |
| 05/15/2013 | CN103102448A Preparation method of molecularly imprinted polymer capable of simultaneously identifying quinoxaline-2-carboxylic acid and 3-methyl- quinoxaline-2-carboxylic acid |
| 05/15/2013 | CN102353739B Rapid detection method of nicotine in tobacco |
| 05/15/2013 | CN102353736B Method for determining menthol in cigarette filter rod |
| 05/15/2013 | CN102353732B Quality detection method of Zhenlong brain-refreshment preparation |
| 05/15/2013 | CN102331466B Method for comprehensively testing fragrant components of crops |
| 05/15/2013 | CN102221581B Chromatographic bottle suitable for continuous segmented sampling and sample storing |
| 05/15/2013 | CN102183605B Thermal conductivity detector |
| 05/15/2013 | CN102183603B Perfluoro-capillary extraction monolithic column and preparation method and application thereof |
| 05/15/2013 | CN102169110B Method for determining o-aminocinnamyl benzoate in flavors and fragrances through high performance liquid chromatography |
| 05/15/2013 | CN102156173B Pretreatment method for assessing persistent organic pollutant level of serum |
| 05/15/2013 | CN101910835B Suppressor and ion chromatograph employing the same |
| 05/15/2013 | CN101893614B Method for detecting impurities in corrosive gas |
| 05/15/2013 | CN101782568B Method for comprehensively detecting minute amount of wooden meal in crime scene |
| 05/15/2013 | CN101501492B Sugar chain-capturing substance and use thereof |
| 05/15/2013 | CN101347503B Determining method of salvia root medicinal materials fat soluble component extract content |
| 05/14/2013 | US8438911 Chromatography system with fluid intake management |
| 05/14/2013 | US8438910 Shear valve with DLC comprising multi-layer coated member |
| 05/14/2013 | US8438903 Molecule detection device formed in a semiconductor structure |
| 05/14/2013 | CA2616631C Screening method for the identification of compositions suitable for the treatment of oral cavity malodor associated with smoking a tobacco product |
| 05/14/2013 | CA2588693C Method for analyzing lipoproteins |
| 05/14/2013 | CA2474836C Mass spectrometer |
| 05/10/2013 | WO2013067366A2 Ion mobility spectrometer |
| 05/10/2013 | WO2013067171A1 Protein chromatography matrices with hydrophilic copolymer coatings |
| 05/09/2013 | US20130116933 Apparatus and method for performing mass spectroscopy |
| 05/09/2013 | US20130115709 Chromatography method and media used therefore |
| 05/08/2013 | EP2588853A1 Systems and methods for automated collection of analytes |
| 05/08/2013 | CN202929003U Device for detecting volatile organic compounds in water |
| 05/08/2013 | CN202929002U Molecular sieve packed column based on high-purity and ultrahigh-purity gas trace impurity component separation |
| 05/08/2013 | CN202929001U Constant-efficiency degasser |
| 05/08/2013 | CN202929000U Solid-phase extraction dryness preventing device |
| 05/08/2013 | CN202928999U Gas chromatography testing device |
| 05/08/2013 | CN202928998U Carbon dioxide and water absorption device for chloride ion detection |
| 05/08/2013 | CN103097887A Method for separating water-soluble biological material |
| 05/08/2013 | CN103097886A Method for evaluating pattern, method for evaluating multi-component substance, evaluation program, and evaluation device |
| 05/08/2013 | CN103097885A Injector and method for injecting a sample into a chromatography column |
| 05/08/2013 | CN103091446A Method for rapidly detecting xanthophylls ester saponification degree |
| 05/08/2013 | CN103091445A Quality detection method of Eleutherine plicata Herb and extract thereof |
| 05/08/2013 | CN103091444A Identification method for south radix isatidis in Chinese herbal compound |
| 05/08/2013 | CN103091443A Method for detecting content of moroxydine hydrochloride and cupric acetate in mixed agent |
| 05/08/2013 | CN103091442A Chromatographic method for determination of vitamin B12 content |
| 05/08/2013 | CN103091441A Quality detecting method of alpinia zerumbet medicinal material |
| 05/08/2013 | CN103091440A Method for qualitatively and quantitatively analyzing trace impurities in SF6 (Sulfur Hexafluoride) gas |
| 05/08/2013 | CN103091439A Method for establishing HPLC fingerprints of hypericum ascyron medicinal materials and standard fingerprints and application thereof |
| 05/08/2013 | CN103091438A Method for measuring benzo [a] pyrene content in cigarette filter |
| 05/08/2013 | CN103091437A Determination method of hesperidin content |
| 05/08/2013 | CN103091436A Detection method of various pesticides in fertilizer |
| 05/08/2013 | CN103091435A Method for detecting chemical residues in organic fertilizer |
| 05/08/2013 | CN103091434A Method for predicting retention time of gradient elution mode of reversed-phase high-performance liquid chromatography |
| 05/08/2013 | CN103091433A Improved water-bath device |
| 05/08/2013 | CN103091432A Method for coating stationary phase in capillary column |
| 05/08/2013 | CN103091431A Coating apparatus for immobile phase in capillary column |
| 05/08/2013 | CN103091430A Method for emptying solvent from liquid chromatography and gas chromatography on-line coupling interface |
| 05/08/2013 | CN103091429A Preparation method and application of solid phase extraction membrane comprising amphipathicity functional group |
| 05/08/2013 | CN103091428A Online pretreatment device of chromatography gas sample and use method thereof |
| 05/08/2013 | CN103091427A Online pretreatment device of chromatography gas sample and use method thereof |
| 05/08/2013 | CN103091426A On-line pretreatment device of chromatographic gas sample and application method thereof |
| 05/08/2013 | CN103091425A Preparation method of benzene-cyclohexane two-component standard sample |
| 05/08/2013 | CN103091424A Methods for detecting impurities in tigecycline |
| 05/08/2013 | CN103091423A Method for detecting Sudan red |
| 05/08/2013 | CN103091422A Method for detecting residual quantity of sodium nitrophenol in aquatic product |
| 05/08/2013 | CN103091421A Determination method of content of 1-deoxynojirimycin in silkworm larvae |
| 05/08/2013 | CN103091420A Method for determining etofibrate related substance by using high performance liquid chromatography |
| 05/08/2013 | CN103091419A Method for detecting melamine |
| 05/08/2013 | CN103091418A Method for detecting plasticizing agent |
| 05/08/2013 | CN103091417A Method for measuring volatile and semi-volatile neutral scent components in tobacco and sample collection device |
| 05/08/2013 | CN103091416A Gas analyzing system and working method thereof |
| 05/08/2013 | CN103091415A Method for determining blending components and content in bi-component blending fabric containing dacron |
| 05/08/2013 | CN103091414A Ion chromatography-online pretreatment analysis system for determining heavy metal chromium (VI) in donkey-hide gelatin |
| 05/08/2013 | CN103091413A Method for detecting various plasticizer residues in cosmetic |
| 05/08/2013 | CN103091412A Method for detecting ginkgolide effective parts |
| 05/08/2013 | CN103091411A Method for measuring icariin content in stable straightening detoxifying powder |
| 05/08/2013 | CN103091410A Method for measuring phthalate type compound content in reconstituted tobacco |
| 05/08/2013 | CN103091409A Identification method of oligofructose inulin purity |
| 05/08/2013 | CN103091408A Method for determining content of hesperidin in Citrus Bioflavonoids |
| 05/08/2013 | CN103091407A Method for quickly analyzing impurities in quizalofop-p-tefuryl |
| 05/08/2013 | CN103091406A Detection method of fatty acid compounds and/or sterol compounds in rape bee pollen |
| 05/08/2013 | CN103091308A Diltiazem hydrochloride delayed sustained-release pellet capsule quality standard identification method |
| 05/08/2013 | CN103091121A Air cleaner testing device and testing method thereof |
| 05/08/2013 | CN103088104A Method for optimizing fermentation medium by improving rapamycin production by using metabolic profiling analysis |
| 05/08/2013 | CN103087070A Preparation method for high-purity nitidine chloride as well as quality control method of high-purity nitidine chloride |
| 05/08/2013 | CN103086862A Hydroxydecyl quinone derivative for treating or preventing nerve diseases |
| 05/08/2013 | CN103083596A Production process of compound herba epimedii immunological enhancement type soluble powder for livestock and poultry |
| 05/08/2013 | CN103083523A Traditional Chinese medicine composition for treating chronic prostatitis and preparation method of composition |
| 05/08/2013 | CN103083497A External preparation traditional Chinese medicine for treating hyperosteogeny and preparation method thereof |
| 05/08/2013 | CN103083458A Warm light drink compound formula granule, as well as preparation method as well as detection method thereof |