| 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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| 09/25/2013 | CN103316638A Solid absorbent absorbing NR3 compound in hydrocarbon gas and its application |
| 09/25/2013 | CN103316164A Qi shu hemostasis and flooding prevention traditional Chinese medicine, and preparation method and quality detection technology thereof |
| 09/25/2013 | CN103316102A Detection method for external traditional Chinese medicine preparation for treating haemorrhoids |
| 09/25/2013 | CN103316087A Myristica fragrans five-medicine effective part and, and preparation method, quality detection method and application thereof |
| 09/25/2013 | CN103316073A Certified fraxinus bungeana extract product, and method for identifying certified fraxinus bungeana and its various kinds |
| 09/25/2013 | CN102809621B Method for detecting content of eugenol in cigarette mainstream smoke |
| 09/25/2013 | CN102539551B Method for detecting restaurant and kitchen waste oil mixed in edible vegetable oil |
| 09/25/2013 | CN102495165B Detection method for liquid chromatogram of keto-L-gulonic acid and/or keto-L-gulonic acid methyl ester |
| 09/25/2013 | CN102399897B Dual polymerase chain reaction-denaturing high performance liquid chromatography (PCR-DHPLC) detection method for staphylococcus aureus in aquatic products |
| 09/25/2013 | CN102382874B Biochemistry method for researching white spirit omagari microbial community structure |
| 09/25/2013 | CN102382040B Preparation of nifedipine and impurity separation method and application thereof |
| 09/25/2013 | CN102311302B Copper salt absorption liquid for desorbing hydrogen phosphide from ethane and propene in gas phase and application thereof |
| 09/25/2013 | CN102311301B Copper salt absorption liquid for desorbing arsenic hydride from ethane and propene in gas phase and application thereof |
| 09/25/2013 | CN102288719B System for detecting methane concentration of seawater in situ |
| 09/25/2013 | CN102200532B Method for carrying out rapid quantitative analysis on liquid essence components |
| 09/25/2013 | CN101991661B Method for detecting Chinese patent drug containing at least two of white paeony root, ginseng, salvia miltiorrhiza, sweet wormwood, liquorice and angelica sinensis |
| 09/25/2013 | CN101986151B Method for measuring content of methanol in evaporative pollutants of methanol vehicle and device thereof |
| 09/25/2013 | CN101952033B Method for producing affinity particles, affinity particles, and separation method |
| 09/25/2013 | CN101747316B High-purity strontium ranelate and preparation method thereof |
| 09/25/2013 | CN101685084B Method for detecting methylnaltrexone bromide and impurity thereof by chromatography |
| 09/24/2013 | US8541243 Method for assessment of folate phenotypes, disease risk and response to therapy |
| 09/24/2013 | CA2759070C Process for producing sugar chain derivative, structure analysis method, and sugar chain derivative |
| 09/24/2013 | CA2564279C Mass spectrometer |
| 09/24/2013 | CA2496099C Mass spectrometer |
| 09/24/2013 | CA2496013C Mass spectrometer |
| 09/19/2013 | WO2013138326A2 Selective analyte detection and quantitation in mass spectrometry using multiplication of high resolution signal channels |
| 09/19/2013 | WO2013134862A1 Retention index standards for liquid chromatography |
| 09/19/2013 | US20130243654 High-speed, automated chromatographic analyzer for determination of nonglycated and glycated proteinaceous species in blood samples |
| 09/19/2013 | US20130240044 Method and apparatus for control of mass composition of mobile phase |
| 09/19/2013 | US20130239656 Gas Chromatograph |
| 09/18/2013 | EP2638400A2 Albumin-bound protein/peptide complex as a biomarker for disease |
| 09/18/2013 | EP2637760A1 Separation process by means of high flow continuous chromatography, and corresponding device |
| 09/18/2013 | CN203203971U Methyl acetoacetate and ethyl acetoacetate purity measurement device |
| 09/18/2013 | CN203203970U Online detection sample processing device for tail gas from polycrystalline silicon reduction furnace |
| 09/18/2013 | CN203203969U 气相色谱仪 GC |
| 09/18/2013 | CN203203968U Single-column and multi-sensor chromatogram device for online monitoring transformer oil |
| 09/18/2013 | CN103314291A Testing method for determining dementia by using blood sample |
| 09/18/2013 | CN103314290A Eluent for ion-exchange chromatography, and method of analyzing nucleic acid chains |
| 09/18/2013 | CN103314289A High-pressure control valve for high-performance liquid chromatography |
| 09/18/2013 | CN103308645A Detection method of yupingfeng oral liquid |
| 09/18/2013 | CN103308644A Quality detection method for miscarriage-preventing leonurus preparation |
| 09/18/2013 | CN103308643A Quality control method of dracocephalum rupestre hance total flavonoids and preparations thereof |
| 09/18/2013 | CN103308642A High performance liquid chromatography-flight time mass spectrum combination method for simultaneously and rapidly screening and identifying antihistamine medicines in water samples |
| 09/18/2013 | CN103308641A High performance liquid chromatography-tandem mass spectrometry measuring method of three amide herbicides in tobacco and tobacco products |
| 09/18/2013 | CN103308640A Gas chromatography-mass spectrometry detection method of 17 phthalate compounds in printing ink |
| 09/18/2013 | CN103308639A Detection method of content of blue algae toxin beta-methylamino-L-alanine in aquatic products |
| 09/18/2013 | CN103308638A Construction method and application of ferulaeoides volatile oil fingerprint spectrum |
| 09/18/2013 | CN103308637A Gas chromatography-mass spectrometry method for identifying dalbergia odorifera and dalbergia tonkinensi |
| 09/18/2013 | CN103308636A Quality control method of D-(+)-alpha-(2-thiofuran ethylamino)-alpha-(2-chlorphenyl) methyl acetate or salt thereof and application of D-(+)-alpha-(2-thiofuran ethylamino)-alpha-(2-chlorphenyl) methyl acetate or salt thereof in clopidogrel production |
| 09/18/2013 | CN103308635A Detection method of acetylpropionic acid |
| 09/18/2013 | CN103308634A Device and method for measuring gas content |
| 09/18/2013 | CN103308633A Auxiliary device for filling glass purification chromatographic column |
| 09/18/2013 | CN103308632A Temperature control box for online chromatographic analyzer |
| 09/18/2013 | CN103308631A Gas chromatograph |
| 09/18/2013 | CN103308630A Extraction and purification method for determining organophosphorus pesticide residues in fruits and vegetables |
| 09/18/2013 | CN103308629A Method for preparing natural substrate standard sample with chlorpyrifos residue in tea |
| 09/18/2013 | CN103308628A Extraction and separation method of alkaloid in traditional Chinese medicinal material |
| 09/18/2013 | CN103308627A Method for measuring effect factors of microorganism preparation for reducing protein content in tobaccos |
| 09/18/2013 | CN103308626A Method for measuring content of impurity A in dihydroartemisinin raw material or preparation by means of HPLC (High Performance Liquid Chromatography) |
| 09/18/2013 | CN103308625A Method for determining content of peimisine in sour pear lung-moistening paste |
| 09/18/2013 | CN103308624A HPLC (High Performance Liquid Chromatography) characteristic spectrum of cordyceps sinensis as well as establishment method and application thereof |
| 09/18/2013 | CN103308623A Method for detecting content of tonic pill |
| 09/18/2013 | CN103308622A Dai medicine docynia extract and medicinal material detection and identification method |
| 09/18/2013 | CN103308621A Method for detecting 25(hydroxyl)vitamin D by using high-pass liquid chromatography-tandem mass spectrometry |
| 09/18/2013 | CN103308620A Method for rapidly measuring p-hydroxy-benzoate ester in cosmetics |
| 09/18/2013 | CN103308619A Method for detecting Gandujing volatile oil intermediate |
| 09/18/2013 | CN103308618A Method for rapidly measuring residue amount of two photoinitiators in printing ink |
| 09/18/2013 | CN103308617A Fingerprint spectrum detection method for postnatal Gongtai granules |
| 09/18/2013 | CN103308616A Silk cultural relic fiber material identification method based on amino acid analysis |
| 09/18/2013 | CN103308615A Method for content determination of multiple components in traditional Chinese medicinal preparation Shuanghuanglian for injection |
| 09/18/2013 | CN103308614A High performance liquid chromatography method for simultaneously detecting contents of melanin and inosinic acid in chicken of silky fowl |
| 09/18/2013 | CN103308613A Detection method for acrylonitrile transfer volume in plastics for hydrophilic food and application thereof |
| 09/18/2013 | CN103308612A Method for rapidly detecting contents of lemon yellow and sunset yellow in food |
| 09/18/2013 | CN103308611A Multichannel sample injecting etiological diagnostic system for urinary calculus and application method |
| 09/18/2013 | CN103308610A Solvent delivery device and liquid chromatograph |
| 09/18/2013 | CN103308500A Method for screening plasticizer |
| 09/18/2013 | CN103308378A Pipe type rubber detector |
| 09/18/2013 | CN103308377A Sample cooling device and sampling apparatus |
| 09/18/2013 | CN103304732A Monodisperse core-shell structure polymer nano particle as well as preparation and application thereof |
| 09/18/2013 | CN103304627A Method for separating and enriching small molecular weight protein or polypeptide by electrophoresis specificity |
| 09/18/2013 | CN103301822A Polar liquid chromatogram filler and preparation method thereof |
| 09/18/2013 | CN103301820A Core-shell type Rhodamine B molecular imprinting solid-phase extraction magnetic material, and preparation method and application thereof |
| 09/18/2013 | CN103301291A Qi-replenishing and blood-enriching longan soup as well as preparation method and quality detection method thereof |
| 09/18/2013 | CN103301177A Preparation method and mass control method for mahonia duclouxiana gagnep total alkaloids |
| 09/18/2013 | CN102680601B High-performance liquid chromatography method for measuring nucleotide in milk powder |
| 09/18/2013 | CN102680590B Two-dimensional liquid chromatogram (LC)-tandem mass spectrometry method for detecting four amine substances in water |
| 09/18/2013 | CN102539569B Detecting method of ammonia and hydrogen sulfide in wet ammonia-containing acidic gas |
| 09/18/2013 | CN102520082B Method for determining volatile components in polyvinyl alcohol in full-evaporation headspace gas chromatography |
| 09/18/2013 | CN102507789B Method for detecting nicotine release behavior of gum base type smoke-free tobacco product |
| 09/18/2013 | CN102507753B Chromatogram preparation system matched with array detector |
| 09/18/2013 | CN102495169B Purifying and analyzing identification method for anti-oxidative peptide after controlled-enzymatic hydrolysis of laver |
| 09/18/2013 | CN102475728B Detection method of Pianzaihuang |
| 09/18/2013 | CN102116767B Method for simultaneously measuring K, Ca and Mg in tobacco |
| 09/18/2013 | CN101825610B Method for determining related substance of otilonium bromide through high-performance liquid chromatography |
| 09/18/2013 | CN101718751B Method for determining desven lafaxine related matters by utilizing high-efficiency liquid-phase chromatography |
| 09/18/2013 | CN101393185B Method for analytically separating clopidogrel and enantiomer thereof by HPLC method |
| 09/12/2013 | WO2013134496A2 Method, system and apparatus for automatic calibration of a needle valve device in a pressurized flow system |
| 09/12/2013 | WO2013134475A1 Limiting a rate of pressurization in a pressurized flow system having a configurable system volume |
| 09/12/2013 | WO2013134099A2 Back pressure regulation |
| 09/12/2013 | WO2013134087A1 Corrosion protection in tubing used in chromatography |