| 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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| 07/11/2012 | CN102565269A Method for simultaneously detecting chloramphenicol, thiamphenicol, florfenicol and florfenicol amine residues in eggs |
| 07/11/2012 | CN102565268A Method for analyzing stable isotope ratio of CO2 based on chromatography-mass spectrometry |
| 07/11/2012 | CN102565267A Kit for screening colorectal cancer |
| 07/11/2012 | CN102565266A Ion chromatograph segregation analysis method capable of simultaneously determining four types of alcohol amines in doctor solution |
| 07/11/2012 | CN102565265A High performance liquid chromatography for ultraviolet detection of rutin of ion liquid-accelerated solvent extraction |
| 07/11/2012 | CN102565264A Ion chromatography separation integral pulse amperometric detection and analysis method for diphosphonate medicine |
| 07/11/2012 | CN102565263A Quantitative analysis method for hexamethylcyclotrisioxane |
| 07/11/2012 | CN102565262A Determination method for hydrogen sulfide in mainstream smoke of cigarette |
| 07/11/2012 | CN102565261A Method for detecting content of docosahexaenoic acid in egg oil |
| 07/11/2012 | CN102565260A Method for preparing diacetylmorphine hydrochloride standard substance |
| 07/11/2012 | CN102565259A Method for detecting SVHC (Substance of Very High Concern) |
| 07/11/2012 | CN102565258A Method for measuring benzophenone and 4-methylbenzophenone in cigarette packing material |
| 07/11/2012 | CN102565257A Method for building Sinkiang Saussurea involucrate HPLC fingerprint |
| 07/11/2012 | CN102565256A Chromatogram display method, data processing device, analysis device, and display program |
| 07/11/2012 | CN102565255A PCEC (Pressurized Capillary Electrochromatography) ELSD (Evaporative Light-Scattering Detector) |
| 07/11/2012 | CN102565254A Method for quickly measuring content of organic acids in sour milk |
| 07/11/2012 | CN102565253A Micromolecular metabolite atlas as well as producing method and application thereof |
| 07/11/2012 | CN102565252A Method for detecting content of homocysteine in blood or urine |
| 07/11/2012 | CN102565251A Method for detecting contents of acylcarnitines in serum or blood scrip |
| 07/11/2012 | CN102565250A Thermal conductivity detector (TCD) and operating method thereof |
| 07/11/2012 | CN102565249A Apparatus for quickly replacing gas chromatography and mass spectrometer capillary chromatographic column and method |
| 07/11/2012 | CN102565248A Chromatographic column, preparation method thereof and application thereof to analysis of mixture comprising 1,2-dichloroethane, ethyl chloride, methyl chloride and/or vinyl chloride |
| 07/11/2012 | CN102565247A Trapping and releasing method for increasing performance of gas chromatograph center cutting technology |
| 07/11/2012 | CN102565246A Valve switching method for improving performance of gas chromatography heart cutting technology |
| 07/11/2012 | CN102565245A Automatic-triggered sampling method of gas chromatography |
| 07/11/2012 | CN102565244A Triggering device and method for sample injection port of chromatograph |
| 07/11/2012 | CN102565243A Method for preparing organic arsines molecular imprinting monolithic column and application thereof |
| 07/11/2012 | CN102565242A Method for analyzing glue gas by thermal cracking |
| 07/11/2012 | CN102565241A Preparation method of gas sample in vinyl gas chromatography analysis of 110 methylvinyl silicone rubber |
| 07/11/2012 | CN102565240A Sample pretreatment method for detection of organochlorine pesticide residue in food |
| 07/11/2012 | CN102565239A Extraction method for grape pesticide residual |
| 07/11/2012 | CN102565238A Method for extracting winter jujube pesticide residues |
| 07/11/2012 | CN102565237A Extraction method for asparagus lettuce pesticide residual |
| 07/11/2012 | CN102565236A Substance testing method |
| 07/11/2012 | CN102565235A Method for detecting phthalic ester in white emulsion for cigarette use |
| 07/11/2012 | CN102565234A Method for detecting alpha-lactoalbumin content in dairy product |
| 07/11/2012 | CN102565233A Method for determining volatile and semi-volatile secondary metabolite in fresh tobacco leaves |
| 07/11/2012 | CN102565232A Real-time efficient detection device and method for product of chemical adsorption instrument |
| 07/11/2012 | CN102565231A Method for determining eight kinds of alkaloid in cured tobacco through gas chromatography-nitrogen chemoluminescence detection method |
| 07/11/2012 | CN102565230A Detection method of free chlorine ions in polyisobutylene |
| 07/11/2012 | CN102565229A Ion chromatograph and chemoluminescence detection method for determining catecholamine substances |
| 07/11/2012 | CN102565228A Method for detecting residuals of sulfanilamides or fluoroquinolones drugs |
| 07/11/2012 | CN102565227A Method for detecting content of monascus pigments in meat products |
| 07/11/2012 | CN102565226A Detection method for alpha-tropine as impurity in hydrochloric acid tropisetron |
| 07/11/2012 | CN102565225A Method for determining related substances by utilizing high performance liquid chromatography in febuxostat synthesis process |
| 07/11/2012 | CN102565224A Method for screening and measuring active ingredients in Chinese medicine |
| 07/11/2012 | CN102565223A System for detecting riboflavin in health care product through ion chromatography, on-line photochemical derivation and fluorescence analysis |
| 07/11/2012 | CN102565222A Ion chromatography-online photochemical derivatization-fluorescence analysis system for measuring carbamazepine content in tablets |
| 07/11/2012 | CN102565221A Method for measuring hydrochlorothiazide drug content by ion chromatography-ultraviolet detection method |
| 07/11/2012 | CN102565220A Iron chromatography-ultraviolet detection method for determining content of Ramipril medicine |
| 07/11/2012 | CN102565219A Method for vitro analysis on plant volatile component |
| 07/11/2012 | CN102565218A Microwave test method for determining content of harmful substances in plastic package material |
| 07/11/2012 | CN102565217A Method for simultaneously determining phytosterol and squalene in vegetable oil |
| 07/11/2012 | CN102565216A Method for detecting quality of thinleaf milkwort root-bark based on high performance liquid chromatography fingerprint |
| 07/11/2012 | CN102565215A Method for quantitatively detecting sulfotep in pesticide |
| 07/11/2012 | CN102565214A Method for detecting kitchen waste grease blended into edible vegetable oil |
| 07/11/2012 | CN102565213A New method for detecting kitchen waste oil blended in edible vegetable oil |
| 07/11/2012 | CN102565212A Method for simultaneous determination of dichloroacetic acid, gluconic acid and acetic acid in compound diisopropylamine dichloroacetate tablets by ion chromatography |
| 07/11/2012 | CN102565211A Method for detecting four plasticizers by water semi-saturated normal-phase chromatography |
| 07/11/2012 | CN102565210A Method for detecting residual quantity of mancozeb pesticide in Chinese medicinal herb |
| 07/11/2012 | CN102565209A Method for evaluating performances of low-carbon olefin catalyst prepared by catalytic pyrolysis of heavy oil |
| 07/11/2012 | CN102565208A Novel method for detecting etimicin sulfate |
| 07/11/2012 | CN102565207A Measuring method for migration quantity of harmful organisms in toy |
| 07/11/2012 | CN102565206A Measuring method of trace impurities in high-purity tantalum |
| 07/11/2012 | CN102565205A Quality detection method of methyhaaltrexone bromide |
| 07/11/2012 | CN102565204A Method for detecting glutaric acid content in urine |
| 07/11/2012 | CN102565203A Method for separating and determining methyhaaltrexone bromide and impurities thereof with liquid chromatography |
| 07/11/2012 | CN102565202A Determination method of pulp polymerization degree distribution |
| 07/11/2012 | CN102564990A Method for rapidly determining content of tanshinon IIA in Jingu Tongxiao Pill preparation |
| 07/11/2012 | CN102564836A Method for analyzing residual organic solvents in bulk drug |
| 07/11/2012 | CN102564825A Method for preparing mixed phospholipid standard substance by using aquatic products and developing agent thereof |
| 07/11/2012 | CN102558318A A mutated immunoglobulin-binding protein |
| 07/11/2012 | CN102558317A A mutated immunoglobulin-binding protein |
| 07/11/2012 | CN102558287A Dehydro-tanshinone IIA sulfoacid and application thereof |
| 07/11/2012 | CN102558076A 1-oxygen-2-hydroxylmethyl-3-(1-ethoxyl)-quinoxaline, as well as preparation method and application of 1-oxygen-2-hydroxylmethyl-3-(1-ethoxyl)-quinoxaline |
| 07/11/2012 | CN102552800A Detection method of liver-strengthening syrup Chinese medicinal preparation |
| 07/11/2012 | CN102552751A Quality detection method for medicine (named as Er bao concentrated decoction) |
| 07/11/2012 | CN102552662A Quality detection method for Chinese herbal preparation of fritillary bulb extract oral liquid |
| 07/11/2012 | CN102552655A Detection method for Chinese herbal preparation of particles capable of clearing heat and detoxicating |
| 07/11/2012 | CN102552616A Detection method for tablets capable of relaxing muscles and stimulating blood circulation |
| 07/11/2012 | CN102552526A Preparation method of medicine for treating diabetes and quality inspection method of medicine |
| 07/11/2012 | CN102552515A Quality detection method for blood-nourishing Chinese angelica syrup |
| 07/11/2012 | CN102552496A Quality detection method of compound stomachache treating capsules |
| 07/11/2012 | CN102552478A Quality detection method of Nine Ingredient Hemorrhoid Capsules |
| 07/11/2012 | CN102552476A Quality control method for Rosa laevigata root |
| 07/11/2012 | CN102552465A Quality test method for hawthorn leaf medicine, hawthorn leaf extractives or products |
| 07/11/2012 | CN102552368A Sugarless gingkgo oral liquid and preparation method and detection method thereof |
| 07/11/2012 | CN102552356A Quality control method of sugar-free erigeron breviscapine mixture |
| 07/11/2012 | CN102552294A Compound vitamin (3) freeze-dried powder injection for injection and preparation method and analysis method thereof |
| 07/11/2012 | CN102552134A Fat emulsion containing vitamin K1 |
| 07/11/2012 | CN102551095A Treatment method for increasing polyunsaturated fatty acid in cut beef of Qinchuan cattle |
| 07/11/2012 | CN102012332B Preprocessing Method for GC-MS (Gas Chromatography-Mass Spectromete) analysis of essence and spice |
| 07/11/2012 | CN101839841B Adsorption/desorption experimental apparatus and method for gas in rock pore |
| 07/11/2012 | CN101829258B Chinese medicinal composition preparation for strengthening spleen and stomach, enriching blood and promoting secretion of body fluid and quality control method |
| 07/11/2012 | CN101726556B Device and method for analyzing hydrocarbon component of monomer oil gas inclusion |
| 07/11/2012 | CN101574387B Quality control method for stringy stonecrop herb preparation |
| 07/11/2012 | CN101566574B Water body, method for rapidly detecting residue of malachite green and colorless malachite green in aquatic product and detection box therewith |
| 07/11/2012 | CN101385785B Traditional Chinese medicine composition for treating hyperlipemia, preparation and quality control method thereof |
| 07/11/2012 | CN101334386B Determination method for plant medicine blood plasma amygdalin for strengthening the body resistance |
| 07/11/2012 | CN101279001B Preparation method of pummelo peel extract |