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7267796 |
Preparative liquid chromatograph using plural detectors
The preparative liquid chromatograph uses a plurality of detectors including a mass spectrometer, and a chromatogram generator is provided for generating a plurality of chromatograms each...
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7267765 |
Protection of the chromatographic bed in dynamic axial compression chromatography devices
The invention relates to a chromatography device comprising:
a column ( 12 ) intended to house, between its two ends ( 16 a, 16 b ) a chromatographic bed ( 14 ) and a fluid to be...
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7261812 |
Multi-column separation devices and methods
Chromatographic separation devices include multiple batch-processed columns joined by a body structure and adapted to perform parallel analyses. Both slurry-packed and monolithic column embodiments...
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7261813 |
Monolithic structures comprising polymeric fibers for chemical separation by liquid chromatography
Monolithic cartridges including a plurality of nominally aligned polymer fibers can be used as stationary phase materials for liquid chromatography separations. Bundles of fibers are packed...
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7258794 |
Process for producing packing for resolving optical isomers
The present invention provides a production method with which a porous carrier can be allowed to evenly carry a polysaccharide derivative. That is, the present invention provides a method of...
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7250214 |
Porous inorganic/organic hybrid monolith materials for chromatographic separations and process for their preparation
Novel materials for chromatographic separations, processes for their preparation, and separation devices containing the chromatographic materials. In particular, the novel materials are porous...
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7246013 |
Data processor for use in chromatographic analysis
A data processor for analyzing chromatograms in detail and collecting analysis-associated information necessary for verification of data validity throughout an analysis process. The data processor...
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7241381 |
Method and apparatus for detecting chemical binding
The method for screening binding between a target binder and potential pharmaceutical chemicals involves sending a solution (preferably an aqueous solution) of the target binder through a conduit...
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7241620 |
Ultra high molecular weight polyethylene fractions having narrow molecular weight distributions and methods of making and using the same
Polymer fractions such as polyethylene fractions can be produced that have a PDI less than about 2.3 and a M w greater than about 1,000,000 g/mol, 3,000,000 g/mol, or 6,000,000 g/mol. Such...
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7238282 |
System for automated compression of chromatography columns
The present invention provides an automated system and method for maintaining compaction, and therefore increased efficiency, of a media bed within a chromatography column. In the preferred...
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7235199 |
Method for producing monolithic chromatography columns
The invention relates to a process for the production of chromatography columns or capillaries containing sorbents of monolithic mouldings which can remain directly in their gelation mould after...
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7229539 |
Destructible surfactants and uses thereof
Destructible surfactants and methods of using same are provided. The invention includes anionic surfactants having a dioxolane or dioxane functional group which enables the surfactant to be broken...
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7229557 |
Method to separate stereoisomers
A method to resolve the stereoisomers of an optically active compound comprising an amine moiety. The method provides a mixture comprising two stereoisomers of a compound comprising a amine moiety....
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7229551 |
Diffusion promoting device for low flow velocity gradient high performance liquid chromatography
Device for improving detection sensitivity in low flow velocity high performance liquid chromatographic apparatus. Preferredly, diffusion promoting device connected at just before separation column...
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7226535 |
Bed adsorption system
The invention relates to a method of distributing a liquid in the fluid bed of an up-flow or a down-flow fluid bed reactor. The invention provides efficient distribution and plug flow like fluid...
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7223334 |
Separating agent for enantiomeric isomers
The present invention provides a separating agent for enantiomeric isomers having no large UV absorption, as represented by an aromatic group, and having high asymmetric recognizability,...
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7220357 |
Method of purifying macrolides
Provided is a method of purifying a macrolide, especially tacrolimus, that includes loading macrolide onto a bed of sorption resin and elting with a suitable eluent such as a combination of water...
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7220596 |
Real time detection of antigens
Antigens can be captured and detected from complex samples, such as food and environmental samples, in about 30 minutes using apparatus and methods that include flow of the samples through a module...
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7217367 |
Microfluidic chromatography
The present invention is directed to a microfluidic chromatography apparatus comprising a microfabricated fluid delivery system and a chromatography column which is in fluid communication with the...
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7217359 |
Columns for chromatograph
The present invention provides a column for a liquid chromatograph having a honeycomb substrate including holes through which a sample flows and a separation phase filled in the holes. The...
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7214318 |
Method for separation of actinide elements
A method for separation of actinide elements comprising feeding a solution containing actinide elements such as americium, curium, californium and the like, into a resin column in which a weakly...
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7214313 |
Liquid chromatograph
A two-dimensional liquid chromatograph includes a first-dimension separation channel for guiding a sample injected from a sample injection part to a first-dimension analysis column using a...
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7214319 |
Method of separating protein from animal milk
The present invention refers to a method of separating casein from animal milk, especially, after defatting the animal milk as the pretreatment, the processing of the defatted milk aforesaid...
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7214320 |
Systems and methods for high throughput sample analysis
Systems and methods for analyzing a plurality of samples in parallel include a plurality of liquid phase separation regions, a plurality of microfluidic storage regions, and a common mass...
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7211189 |
Separation column from chromatography, medium for solid phase extraction and sample injection system for chromatography
A separation column for chromatography or a medium for solid phase extraction, which comprises a hollow capillary and a collected body packed in the hollow capillary and serving as a stationary...
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7208087 |
Dual-chamber chromatographic cartridge
A chromatography cartridge with a packed bed is manufactured from an inner and outer chamber, the inner chamber being in an insert that is slidable into the outer chamber with openings in each such...
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7208085 |
Caky chromatographic column and the method for producing it and its applications
The present invention discloses a new and improved kind of chromatographic cake and its manufacturing methods and applications. The objective of this invention is to provide an improved...
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7208093 |
Chromatographic two-layer particles
The present invention is a method of producing a chromatographic separation matrix, wherein porous polymeric particles comprised of two layers with different properties are prepared in a two-phase...
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7201844 |
Composite matrices with interstital polymer networks
The present invention relates in general to the preparation and use of matrices having solid spaces, interstitial spaces and interstitial polymer networks. In particular, the interstitial polymer...
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7202471 |
Method and apparatus for mass spectrometry
A method of mass spectrometry. The method starts with gaining a total ion chromatogram by a mass spectrometer. An accumulation mass spectrum indicating vicinities of a desired peak top of the total...
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7198896 |
Immunoaffinity isolation of modified peptides from complex mixtures
The invention provides methods for isolating a modified peptide from a complex mixture of peptides, the method comprising the steps of: (a) obtaining a proteinaceous preparation from an organism,...
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7195713 |
Material for chromatography
Granulated products are provided and include carbonaceous particles and a carbonized agent or binder. The agent or binder is preferably a synthetic resin, pitch component, or mixture thereof....
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7195709 |
Detection systems and methods
The application describes apparatus and methods using ultrasound transmitted through a chromatography column bed to determine the status of materials in the bed space, particularly during...
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7192525 |
Device for solid phase extraction and method for purifying samples prior to analysis
A solid phase extraction (SPE) device having a reservoir with an opening; a well comprising an internally tapered wall, the well having a wider interior diameter at an end closest to the opening...
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7192629 |
Devices utilizing self-assembled gel and method of manufacture
Devices such as capillaries for capillary electrophoresis are formed by contacting a gel precursor with a substrate comprising a permeable material that has higher permeability for organic solvents...
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7189320 |
Pump, pump for liquid chromatography, and liquid chromatography apparatus
The invention provides a pump for liquid chromatography excellent in feeding liquid stably at an extremely low flow rate and in discharging bubbles at startup. In a pump for liquid chromatography...
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7189324 |
High-affinity, low molecular-mass displacers for ion-exchange chromotography
A method for separating one or more components of a biomolecule mixture by means of an ion exchange chromatographic system operated in the displacement mode includes sequentially perfusing the...
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7182862 |
Fractionating apparatus
The probe has a triple tube structure, in which an eluate from a liquid chromatograph flows through an innermost flow passage, a matrix solution flows through a flow passage outside the innermost...
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7179592 |
Size-exclusion-based extraction of affinity ligands and active compounds from natural samples
The invention encompasses an improved, rapid, size-exclusive method for screening for small molecular weight ligands that bind specifically to a protein target, using size-exclusion separation,...
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7169308 |
Liquid chromatograph control apparatus, method for performing liquid chromatography and computer program for controlling a liquid chromatograph
A liquid chromatograph control apparatus ( 1 ) includes a measured value storage ( 25 a ) that stores a measured retardation factor (Rf) value of a sample ( 3 ), which is obtained when components...
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7169300 |
Fractionating apparatus
A tip portion of a probe has a triple tube structure in which a fused silica capillary on the innermost side, a capillary made of FEP outside the fused silica capillary, and a stainless pipe on the...
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7169299 |
Fractionating apparatus for liquid chromatography
A distal end portion of a probe has a multi-pipe structure, in which an effluent solution from a high speed liquid chromatography passes through an innermost flow passage, a matrix solution through...
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7169298 |
Method and apparatus for separating polynucleotides using monolithic capillary columns
Methods and devices based on capillary monolithic columns, preferably consisting of an underivatized poly(styrene-divinylbenzene) monolith, for separating a mixture of polynucleotides by ion...
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7169307 |
Process for the extraction of paclitaxel and 9-dihydro-13-acetylbaccatin III from Taxus
This invention teaches a purification technology to extract an organic solution of paclitaxel by using a “Load and Lock Axial Compression Column” for industrial scale preparative high...
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7166460 |
Product removal process for use in a biofermentation system
This invention relates to a bioprocess engineering solution for a product removal process for use in a biofermentation. The invention discloses a process for withdrawing an aliquot of broth from a...
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7166212 |
Multicapillary column for chromatography and sample preparation
A multicapillary column especially useful for liquid chromatography and sample preparation comprising a plurality of uniform capillaries coated with an insoluble stationary phase, wherein the...
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7166213 |
Solid compositions for selective adsorption from complex mixtures
The present invention relates to a solid and method useful in separating chemical components in a complex mixture when at least one of the chemical components of the mixture is capable of being...
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7163633 |
Affinity matrices with enhanced visibility for molecular pull-down and immunoprecipitation applications
An affinity matrix for use in affinity based molecular pull down and immunoprecipitation procedures. The affinity matrix comprises a polymeric support, a dye attached to a fraction of the polymeric...
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7160449 |
Proline chiral columns with broad chiral selectivity
A general chiral column with a multipleproline-based chiral stationary phase. Embodiments include chiral stationary phases of the following formula:
wherein n is any integer of 2 or greater,...
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7160462 |
Eluent for ion chromatography for measuring alkaline earth metal ions, and method for analyzing alkaline earth metal ions, employing it
An eluent for ion chromatography for analyzing divalent cations, which comprises an acid and at least one amino acid selected from the group consisting of histidine, lysine and arginine.
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