Patents
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)
01/2010
01/05/2010US7642089 Immunosubtraction method
01/05/2010US7641786 Method of analyzing basestocks for low temperature properties
01/05/2010US7641780 Two-dimensional microfluidics for protein separations and gene analysis
01/05/2010CA2488940C Analysis of mercury containing samples
01/05/2010CA2397260C Method of and apparatus for measuring mercury contained in hydrocarbon
12/2009
12/31/2009US20090325300 Apparatus and method for detection of trace chemicals
12/31/2009US20090324447 Multi column chromatography system
12/31/2009US20090320572 The quantitative determination of risedronate in urine by spe-lc-ms-ms
12/31/2009US20090320571 A dispersion of nanostructured carbon in an organic solvent, comprising the diamide compound 2-R1,7-R2-perhydrocopyrine(2,7-naphthyridine) where R1 and R2 are independently selected from C1-C6 alkyl and phenyl; mobilizing; purity determination; analysis of electrical, optical and mechanical properties
12/31/2009US20090320560 Recirculating temperature wave focusing chromatography
12/31/2009DE102008030745A1 Solvent sterilizing, especially with an alkali-phosphate content, stirs the solvent in a container while irradiated with UV light
12/31/2009DE102008028908B3 Nachweis eines Analyten in einem wässrigen Medium Detecting an analyte in an aqueous medium
12/30/2009WO2009157853A1 Separation media slurry tank
12/30/2009WO2009157852A1 An automated installation procedure for a disposable flow path
12/30/2009WO2009157415A1 Separating agent for purification of protein, and protein purification method
12/30/2009WO2009155756A1 Method for determining the contents of oligosaccharides in morinda officinalis chinese medicine or extraction thereof
12/30/2009WO2009155755A1 Method for determining the contents of oligosaccharides in morinda officinalis
12/30/2009WO2009117114A3 Ceramic nanofibers containing nanosize metal catalyst particles and medium thereof
12/30/2009EP2138839A2 Chromatographic module and chromatographic apparatus
12/30/2009EP2138216A1 Fluid distribution and mixing device comprising a splash plate in a multistep column
12/30/2009EP2138215A1 Fluid distribution device in a multistep column to egalize residence times at each step
12/30/2009EP2137525A1 Method and apparatus for forming an homogeneous mixture of chromatography media in a vessel
12/30/2009EP2137524A1 Chromatography using multiple detectors
12/30/2009EP2136896A1 Multi-dimensional chromatographic methods for separating n-glycans
12/30/2009EP0975811B1 Simulated moving bed block displacement procedure
12/30/2009CN201374015Y Gas chromatograph temperature control circuit
12/30/2009CN201373866Y Gas chromatography thermal conductivity detector protection device
12/30/2009CN201373865Y Electronic flow pressure controller of gas chromatograph
12/30/2009CN101617226A Rotation valve for sample injection
12/30/2009CN101617225A Selection valve
12/30/2009CN101617224A Interfacing low-flow separation techniques
12/30/2009CN101614715A Method for determining chemical components of Maillard reaction of acid hydrolysate of leaves of rhizophora stylosa
12/30/2009CN101614714A Method for determining chemical components of Maillard reaction of acid hydrolysate of paphiaundulata juice concentrate
12/30/2009CN101614713A On-line gas chromatographic sampling device
12/30/2009CN101614712A Method for analyzing etimicin
12/30/2009CN101614711A Automatic three-stage chromatograph
12/30/2009CN101614710A High efficiency liquid chromatography for separating and determining Decitabine and relevant substances and enantiomer method thereof
12/30/2009CN101614709A Method for measuring phthalic acid ester (PAE) in water-based adhesive for tobacco
12/30/2009CN101614708A Method for measuring content of ginsenoside in Aidi preparation
12/30/2009CN100575945C A detection method for coronary heart disease treating medicine tablet of seven ingredients
12/30/2009CN100574792C Chinese medicine composition effective ingredient detection method
12/30/2009CN100574754C Preparation method of total coumarins extract from peucedanum praeruptorum dunn
12/30/2009CA2728741A1 An automated installation procedure for a disposable flow path
12/30/2009CA2728319A1 Separation media slurry tank
12/29/2009US7640117 Chromatograph analyzing device for processing a waveform of chromatograph data
12/29/2009US7640109 Fingerprinting of complex hydrocarbon containing mixtures
12/29/2009US7640067 Estimated parameter based control of a process for controlling emission of a pollutant into the air
12/29/2009US7637147 Ultrahigh-pressure dual on-line solid phase extraction/capillary reverse-phase liquid chromatography system
12/29/2009CA2446199C Peptide fragmentation
12/24/2009US20090317916 Chemical sample collection and detection device using atmospheric pressure ionization
12/24/2009US20090317900 Chromatography device
12/24/2009US20090314716 Preparative liquid chromatograph system and preparative separation/purification method using the same
12/24/2009US20090314065 Chromatography detector
12/24/2009US20090314057 Method and device for the analysis of isotope ratios
12/24/2009DE102008016763B4 Vorrichtung und Verfahren zum chromatographischen Nachweis einer Substanz Apparatus and method for chromatographic detection of a substance
12/24/2009DE102006058026B4 HPLC-Anlage HPLC system
12/23/2009WO2009154984A1 Chromatography systems and methods using them
12/23/2009WO2009154534A1 Determination of distribution
12/23/2009WO2009154443A1 Device, and method for controlling the cooling of a component for capillary chromatography
12/23/2009WO2009154442A1 Thermal conductivity detection method and device for gas chromatography
12/23/2009WO2009154375A2 Method for identifying blood-derived glycoprotein using specific lectin affinity chromatography
12/23/2009WO2009137695A3 Extraction of biomolecular complexes assisted by alternating hydrostatic pressure
12/23/2009WO2009077876A3 Method for assessing trace element related disorders in blood plasma
12/23/2009WO2009023158A3 Polymeric reverse micelles as selective extraction agents and maldi-ms analysis
12/23/2009EP2136196A1 Method of extracting polychlorinated biphenyl
12/23/2009CN201368862Y Centrifugal distribution chromatographic instrument
12/23/2009CN101609076A Method for detecting clinofibrate and intermediate thereof by gas chromatography
12/23/2009CN101609075A Sample injection device of high performance liquid chromatography-tandem mass spectrometer
12/23/2009CN101609074A Refrigeration-type purge and trap instrument being applicable to nitric oxide
12/23/2009CN101609073A Method for detecting residual quantity of norfloxacin antibiotic in milk
12/23/2009CN101609072A Volatile organic matter continuous monitor
12/23/2009CN101609071A Method for analyzing and separating ivabradine hydrochloride intermediate and optical isomer by using HPLC method
12/23/2009CN101609070A Method for measuring related substances of losastan potassium/hydrochlorothiazide tablets by using HPLC method
12/23/2009CN101609069A Method for measuring related substances of entecavir and medicinal composition thereof by using HPLC method
12/23/2009CN101607167A Micro gas enricher with refrigerator and use method thereof
12/23/2009CN101607037A Detecting method of lanzhi brain-tranquilizing capsule
12/23/2009CN101606988A Anti-loss and hair-growing preparation of six ingredients, preparation method and quality testing method thereof
12/23/2009CN101606969A Method for checking oral traditional Chinese medicine formulation and applications thereof
12/23/2009CN101606950A Pediatric paracetamol granule and quality control method
12/23/2009CN100573145C Carbonate reference material
12/23/2009CN100573144C Acidolysis hydrocarbon reference material
12/23/2009CN100573142C Reusable liquid chromatographic columns
12/23/2009CN100573141C Method for detecting fingerprint pattern of peach kernel raw material in plant medicine for strengthening body and absorbing clots
12/23/2009CN100573140C Method for detecting fingerprint pattern of schisandra raw material in plant medicine for strengthening body and absorbing clots
12/23/2009CN100573139C Method for detecting content of paeoniflorin, psoralen and isopsoralen in pill for strengthening spleen and intestines
12/23/2009CN100573138C Establishment of Xiasangju preparations fingerprint pattern and fingerprint pattern thereof
12/23/2009CN100573137C Method for measuring human blood serum cetylic acid and oleic acid concentration ratio with gas phase chromatography
12/23/2009CN100571756C Chinese traditional medicine composition for treating influenza and quality controlling method and detection method thereof
12/23/2009CA2725537A1 Chromatography systems and methods using them
12/22/2009US7635425 Integrated high throughput system for the analysis of biomolecules
12/22/2009CA2478992C Aboveground leak detection system for detecting sub-surface fluid leaks from fluid containing vessels
12/22/2009CA2420411C Continuous electrolytically regenerated packed suppressor for ion chromatography
12/22/2009CA2326633C Interactions of substances with surfaces made from amphiphilic molecules
12/17/2009WO2009152291A1 Chromatrography device with a stationary phase including a nano alumina medium
12/17/2009WO2009151733A2 Surfactant-based monolithic columns, methods for making the same, and methods for using the same
12/17/2009WO2009151494A1 Processes for the preparation of o-desmethylvenlafaxine, free from its dimer impurities
12/17/2009WO2009151096A1 Liquid chromatograph and gradient liquid feed system
12/17/2009WO2009151091A1 Method for examination of alzheimer’s disease
12/17/2009WO2009150834A1 Method for preparation of sugar chain sample, sugar chain sample, and method for analysis of sugar chain
12/17/2009WO2009150481A1 Analyzer for analyzing the acetaldehyde content of preforms