| 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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| 07/21/2004 | EP1438118A1 System and method for determining and controlling contamination |
| 07/21/2004 | EP1362126A4 An integrated high throughput system for the analysis of biomolecules |
| 07/21/2004 | EP1349631B1 Method for fractionating liquid mixtures |
| 07/21/2004 | EP1179057B1 pH DEPENDENT ION EXCHANGE MATRIX AND METHOD OF USE IN THE ISOLATION OF NUCLEIC ACIDS |
| 07/21/2004 | EP0794735B1 Alternative current pathways for bipolar surgical cutting tool |
| 07/21/2004 | CN1514242A Quality control method of injection agent for treating apoplexia |
| 07/21/2004 | CN1158530C Multi-layer testing column |
| 07/20/2004 | US6764855 Fluorescent hplc assay for 20-hete and other p-450 metabolites of arachidonic acid |
| 07/20/2004 | US6763704 Foam detector for concentrator attachment for gas chromatograph |
| 07/15/2004 | WO2004059314A1 Piston and scraper assembly |
| 07/15/2004 | WO2004059298A1 Miniaturized gas sensors featuring electrical breakdown in the vicinity of carbon nanotube tips |
| 07/15/2004 | WO2004059257A2 A system and method ofmeasuring convection induced impedance gradients to determine liquid flow rates |
| 07/15/2004 | WO2004058919A1 Apparatus and method for determining and controlling the hydrogen-to-carbon ratio of a pyrolysis |
| 07/15/2004 | WO2004058378A1 Device for separating substance mixtures by means of liquid chromatography |
| 07/15/2004 | WO2004045503A3 Improved hydrophilic monolithic columns for separation of saccharide mixtures |
| 07/15/2004 | WO2003068672A3 Fabrication of ultra-shallow channels for microfluidic devices and systems |
| 07/15/2004 | US20040138430 Novel polypeptide compose substance for promoting blood and blood vessel cell growth |
| 07/15/2004 | US20040138113 Administering heterodimeric polypeptides and optionally as mixtures with steroids, to mammals, as antiinflammatory agents; side effect reduction |
| 07/15/2004 | US20040137638 Chromatography of metal complexes |
| 07/15/2004 | US20040137605 Method and apparatus for performing biological reactions on a substrate surface |
| 07/15/2004 | US20040137545 Luminous bacteria and methods for the isolation, identification and quantitation of toxicants |
| 07/15/2004 | US20040137445 Microchip liquid chromatography; injections are made by electro-osmotically pumping sample through the injection channel that crosses the separation channel, followed by a switching of the potentials to force a plug into the separation channel |
| 07/15/2004 | US20040137427 Retentate chromatography and protein chip arrays with applications in biology and medicine |
| 07/15/2004 | US20040136875 Chips in fluid confinement regions |
| 07/15/2004 | US20040136833 High pressure reciprocating pump and control of the same |
| 07/15/2004 | US20040134855 Separation and quantification of vegetable oil components |
| 07/15/2004 | US20040134846 Novel material for use in separation and separating method using the same |
| 07/15/2004 | US20040134845 Passive injection control for microfluidic systems |
| 07/15/2004 | US20040134546 Methods and apparatus for micro-fluidic analytical chemistry |
| 07/15/2004 | CA2511548A1 Apparatus and method for determining and controlling the hydrogen-to-carbon ratio of a pyrolysis |
| 07/14/2004 | EP1437509A2 High pressure reciprocating pump and control of the same |
| 07/14/2004 | EP1437402A1 Nucleic acid extracting device |
| 07/14/2004 | EP1436610A1 Apparatus and method for concurrently monitoring active release and physical appearance of solid dosage form pharmaceuticals |
| 07/14/2004 | EP1436609A2 Microfluidic extraction method |
| 07/14/2004 | EP1436058A1 Separation medium, its preparation and its use |
| 07/14/2004 | EP1436056A2 Macroporous gel, its preparation and its use |
| 07/14/2004 | EP1342063A4 Assay for paralytic shellfish toxin |
| 07/14/2004 | EP1240515A4 Method of processing and testing powdered samples using immunochromatographic strip tests |
| 07/14/2004 | EP1151301A4 High throughput size-exclusive method of screening complex biological materials for affinity ligands |
| 07/14/2004 | EP1066101B1 Process for frontal chromatographic decontamination |
| 07/14/2004 | EP0920621A4 Chromatographic assay or test device |
| 07/14/2004 | EP0823971B1 Collapsible apparatus for compressing packing material in liquid chromatography columns and method of use |
| 07/14/2004 | CN1513112A Method and apparatus for measuring accessibility of porous material with regard to large compounds |
| 07/13/2004 | US6761855 Comprising housing including cavity extending from top orifice at upper end to bottom orifice at lower end which is smaller than top orifice, cavity decreasing in cross-sectional size from top to bottom, lower end of housing formed as male luer |
| 07/13/2004 | US6761056 Process and device for producing a gas mixture which contains at least one gaseous component, in particular for producing a calibration gas |
| 07/13/2004 | CA2316648C Sample collection and processing device |
| 07/08/2004 | WO2004033098A3 A micro-fluidic device for monitoring biomolecular interactions |
| 07/08/2004 | WO2004024302A8 Electrolytic eluent generator and method of use |
| 07/08/2004 | US20040132998 Compositions and methods for separating amines and amino acids from their counter-enantiomers |
| 07/08/2004 | US20040130714 Optical method and apparatus for determining status of agricultural products |
| 07/08/2004 | US20040129641 Distributing or collecting device |
| 07/08/2004 | US20040129565 Film-type solid polymer ionomer sensor and sensor cell |
| 07/08/2004 | US20040129141 High efficiency sol-gel gas chromatography column |
| 07/08/2004 | US20040129057 Phased micro analyzer II, IIA |
| 07/08/2004 | DE10260700A1 Vorrichtung zur Trennung von Substanzgemischen mittels Flüssigchromatographie Apparatus for separating mixtures of substances by liquid chromatography |
| 07/07/2004 | EP1002227B1 Simultaneous analyte determination and reference balancing in reference t-sensor devices |
| 07/07/2004 | CN1511256A Microfluidic separation devices with on-column sample injection |
| 07/07/2004 | CN1511191A Apparatus for purifying nucleic acid and method of purifying nucleic acid |
| 07/07/2004 | CN1510418A Liquid phase chromatograph |
| 07/07/2004 | CN1509759A Preparation of enhanced agastache capsules and quality control thereof |
| 07/07/2004 | CN1509757A Chinese medicinal composition for treating cervical vertebra disease, preparing method and quality controlling method thereof |
| 07/07/2004 | CN1156698C Capillary electrochromatographic column and its making process |
| 07/07/2004 | CN1156697C Biological membrane as chromatographic medium and its preparing process |
| 07/07/2004 | CN1156696C Method for testing foam property of sweetening agent solution |
| 07/06/2004 | US6759438 Use of oxygen analysis by GC-AED for control of fischer-tropsch process and product blending |
| 07/06/2004 | US6759254 System and method for determining and controlling contamination |
| 07/06/2004 | US6759202 Probe composition containing a binding domain and polymer chain and methods of use |
| 07/06/2004 | US6759126 Solid phase microextraction fiber structure and method of making |
| 07/06/2004 | US6759013 Microchannels |
| 07/06/2004 | US6758966 Capillary columns employing monodispersed particles |
| 07/06/2004 | CA2129802C Msn using cid |
| 07/06/2004 | CA2111084C Method and device for fractionating a mixture in a simulated fluidized bed in the presence of a compressed gas, a supercritical fluid or a subcritical liquid |
| 07/01/2004 | WO2004055567A1 Optical multiplexer for liquid samples in a conduit |
| 07/01/2004 | WO2004022701A3 Exponential amplification of nucleic acids using nicking agents |
| 07/01/2004 | WO2004013601A3 A method to quantitatively analyze conjugated dienes in hydrocarbon feeds and products as an indicator of fouling potential |
| 07/01/2004 | WO2003102015A3 Method and apparatus for detecting and monitoring peptides, and peptides identified therewith |
| 07/01/2004 | WO2003087756A3 Chemical analysis of samples |
| 07/01/2004 | WO2003003986A3 Parathyroid hormone antibodies and related methods |
| 07/01/2004 | WO1997030288A8 Magnetic direct drive reciprocating pump apparatus and method with integral pressure sensing |
| 07/01/2004 | US20040126892 Methods for characterizing a mixture of chemical compounds |
| 07/01/2004 | US20040126890 Biomolecule open channel solid phase extraction systems and methods |
| 07/01/2004 | US20040126778 Isolation of dna molecules |
| 07/01/2004 | US20040126437 Typing natural products |
| 07/01/2004 | US20040126277 Liquid chromatograph mass spectrometer |
| 07/01/2004 | US20040126276 Transport device |
| 07/01/2004 | US20040124350 Method and apparatus for electrospray augmented high field asymmetric ion mobility spectrometry |
| 07/01/2004 | US20040124149 Anionic polymers; ligand joining solid supports; separation of molecules |
| 07/01/2004 | US20040124143 Suspension Cohn protein; adding reducing agent; precipitation; immobilization |
| 07/01/2004 | US20040124128 Liquid chromatograph |
| 07/01/2004 | US20040124085 Microfluidic devices and methods with electrochemically actuated sample processing |
| 07/01/2004 | DE20320366U1 Flame ionization detector, for determination of total hydrocarbon concentration, has three jet outlets for forming flames |
| 07/01/2004 | DE19535354B4 Verfahren und Vorrichtung zur Optimierung der Steuerung eines pneumatischen Systems eines Gaschromatographen Method and apparatus for optimizing the control of a pneumatic system of a gas chromatograph |
| 06/30/2004 | EP1433795A2 Amino group containing support matrices, their use and manufacture |
| 06/30/2004 | EP1432644A1 Material for chromatography-and method for manufacturing the material |
| 06/30/2004 | EP1432513A1 Alkali-stable hydrophilic sorbents for ion-exchange chromatography |
| 06/30/2004 | EP1432490A1 Method for the separation of suspensions and device |
| 06/30/2004 | EP1432489A1 Method and apparatus for analyzing endocrine-disrupting substances in vital sample |
| 06/30/2004 | CN2622705Y High sensitivity mini mass-spectrograph for detecting exploder and narcotics |
| 06/30/2004 | CN1508542A Ginkgo leaf composition, and preparing method and use thereof |
| 06/30/2004 | CN1508541A Method for determining hydrogen sulfide in ammonia-containing gas |