Matches 151 - 200 out of 449 < 1 2 3 4 5 6 7 8 9 >


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US20140183137 DRIFTING TWO-DIMENSIONAL SEPARATION WITH ADAPTION OF SECOND DIMENSION GRADIENT TO ACTUAL FIRST DIMENSION CONDITION  
A control device for a sample separation apparatus, the sample separation apparatus including a first separation unit and a second separation unit downstream of the first separation unit and...
US20120298585 METHOD AND APPARATUS FOR IMPROVED RESOLUTION CHROMATOGRAPHY  
An apparatus and a method are provided for column chromatography which provide improvements in separation resolution and detection sensitivity, comprising a chromatography column, the column...
US20120118828 SYSTEM AND METHOD FOR VARIABLE SPEED FEEDBACK CONTROL CHROMATOGRAPHY LOADING  
Disclosed herein is a chromatography system wherein a sensor, for example, a UV sensor, is tied to a continuously variable load pump in a feedback control loop, with an option to divert the feed...
US20100176058 CHROMATOGRAPHY METHOD  
The present invention relates to a simulated moving bed process, wherein at least one adsorbent is washed after binding of target compound and wherein the outlet of wash liquid from the adsorbent...
US20140170747 CAP FILTRATION TOOL AND TRANSFER SYSTEM  
A cap has recess containing a porous frit and a graded porosity filter located so fluid from a container to which the cap is connected passes through the filter and out a spout on the cap. The...
US20100190726 Novel Phyllanthus Extract  
A method is described for producing an extract of Phyllanthus comprising the steps of: (a) extracting Phyllanthus components with a solvent; (b) fractionating the extract obtained in the preceding...
US20090014388 Grafted Photo-Polymerized Monolithic Column  
The present invention relates to the fabrication of a grafted, UV photo-polymerized silica-based monolithic column and the use of such column for the extraction of DNA. In one embodiment, a method...
US20070199899 Sweep-flow methods and clogging disrupters, for expanded bed chromatography of liquids with suspended particulates  
Devices for expanded bed chromatography use inlet and outlet ports beneath a mesh that supports sorbent beads in a column. Placement of both ports beneath the mesh provides a horizontal “sweep...
US20140224739 CHROMATOGRAPHY COLUMNS, SYSTEMS AND METHODS  
The present invention relates to axial flow chromatography columns, methods for separating one or more analytes in a liquid by the use of such columns, and systems employing such columns. The...
US20120241379 CHROMATOGRAPHY COLUMNS, SYSTEMS AND METHODS  
The present invention relates to axial flow chromatography columns, methods for separating one or more analytes in a liquid by the use of such columns, and systems employing such columns. The...
US20080206300 Shaped Article  
The shaped article is obtained via a cementitious reaction of a particulate composition reactive with water, whereby said reaction is obtained between said composition and an aqueous, liquid or...
US20150027950 Treatment for atherosclerosis  
A method is described to treat atherosclerosis by extracorporeally treating a patient's blood. A patient's blood is treated extracorporeally using a moiety that targets an antigen in the blood....
US20120125852 METHOD FOR ANALYZING ACTIVATED POLYETHYLENE GLYCOL COMPOUNDS  
A chemical analysis method for the determination of RO(CH2CH2O)nH, RO(C2H4O)nA, and AO(C2H4O)nA in a mixture thereof, wherein R is an alkyl group, A is a functional group for coupling with a...
US20140166581 POROUS HYBRID MONOLITH MATERIALS WITH ORGANIC GROUPS REMOVED FROM THE SURFACE  
A material for chromatographic separations, processes for its preparation, and separation devices containing the chromatographic material. In particular, porous inorganic/organic hybrid monoliths...
US20130133516 FINE PARTICLES FOR CHROMATOGRAPHY AND CHROMATOGRAPHY USING SAME  
The present invention provides a polymer brush-type filler which contains polymer chains at a high density and with a broad molecular weight distribution. Specifically, the present invention...
US20110024356 SEPARATION CARTRIDGES AND METHODS FOR FABRICATION AND USE THEREOF  
Embodiments of the invention provide separation cartridges, methods for fabricating separation cartridges, and methods for using separation cartridges. One aspect of the invention provides a...
US20090321358 Affinity Particle And Method Of Affinity Separation  
The present invention is affinity particles that are characterized by having phosphorylcholine groups represented by the following formula (1) covalently bonded onto the surface of organic...
US20070295664 Focusing a sample on an analytical column  
A focusing unit for a fluidic system adapted for processing a mobile phase containing a fluidic sample, the fluidic system having a first processing element and a second processing element each...
US20140083946 HYDROLYTICALLY STABLE ION-EXCHANGE STATIONARY PHASES AND USES THEREOF  
The invention provides novel ion-exchange media and related methods for their preparation and use. Ion-exchange stationary phases according to the invention are suitable for chromatographic...
US20110147311 CHROMATOGRAPHY COLUMN AND MAINTENANCE METHOD  
A method of maintenance of a chromatography column is described which does not require the use of a hoist or crane for disassembly. The method provides improved operator safety by reducing the...
US20080230478 Regeneration Of A Chromatography Matrix  
The present invention relates to a process of regenerating a separation matrix, such as a chromatography matrix, comprising adsorption of at least one target molecule by contacting a mobile phase...
US20060118488 Apparatus and method of utilizing a sawed tooth shaped gradient for chromatographic separation  
The present invention provides an apparatus and a method wherein the movement of analytes on a chromatographic separation column is controlled by the manipulation of isocratic and gradient flow....
US20060273013 Versatile simulated moving bed systems  
Distributed valve simulated moving beds are described in which junctions located between successive columns interrupt the flow of process fluid between columns, and either transmit the process...
US20090152201 STABILIZED SILICA COLLOIDAL CRYSTALS  
The present invention relates to stabilized silica colloidal crystals. In particular, the present invention relates to silica colloidal crystals having improved mechanical strength and durability....
US20060124549 Method and device for chromatography comprising a concentration step  
The invention concerns a method for multiple-column chromatographic spearation producing at least two fractions, comprsing the following steps: in output of the extract, zone 1, or the raffinate...
US20050269267 Separations platform based upon electroosmosis-driven planar chromatography  
The present invention describes a system and method for separation of proteins, peptides and glycans by one-dimensional or two-dimensional electroosmosis-driven planar chromatography. Separation...
US20070158269 Method for separating betaine  
The invention relates to a method for separating betaine from fermentation process solutions, vinasse and other sugar beet based solutions on a weakly acid cation exchange resin in H+-form in the...
US20060201881 Capillary-channeled polymeric fiber as solid phase extraction media  
Solid phase extraction devices including a plurality of packed nominally aligned capillary-channeled polymeric fibers for use as stationary phase materials are disclosed. A plurality of fibers are...
US20070163960 Chromatographic separation method, separation device and process for the preparation of a separation medium for use therein  
A method for the chromatographic separation of substances contained in a liquid sample is disclosed which method comprises providing a one piece separation tray having a spaced array of discrete...
US20150202595 Sterile Chromatography Resin and Use Thereof in Manufacturing Processes  
Provided herein are methods of reducing bioburden of (e.g., sterilizing) a chromatography resin that include exposing a container including a composition including a chromatography resin and at...
US20120091063 METHOD IN A CHROMATOGRAPHY SYSTEM  
A method for determining binding capacities of a chromatography column (1; 39, 47, 59; 107, 109, 111, 113), comprising: detecting a feed signal (21; 201) representative of the composition of a...
US20090166294 METHOD AND APPARATUS FOR CHROMATOGRAPHY USING SPHERICAL SILICA GEL  
Sample is applied to a chromatographic column containing shape stabilized packing and the liquid phase is pumped through the shape stabilized packing at a rate of flow greater than the standard...
US20060157647 Multidimensional liquid chromatography/spectrometry  
A liquid chromatography configuration providing at least three dimensions of separation coupled with spectrometry greatly improves the ability to detect ions present in samples, including complex...
US20100044230 METHODS FOR SEPARATING CARBON NANOTUBES  
Disclosed herein too is a method that includes dispersing nanotubes in media that comprises flavin moieties substituted with solubilizing side chains, and/or non-flavin containing molecular...
US20100116743 SILICA PARTICLES AND METHODS OF MAKING AND USING THE SAME  
Silica particles and compositions containing silica particles are disclosed. Methods of making silica particles and methods of using silica particles are also disclosed.
US20050011835 High throughput flash purification stand and cartridge  
A chromatography stand for supporting a chromatographic column in use for chromatographic analysis has a first and a second platen adapted to receive and hold the chromatographic column...
US20090321357 Affinity Particle And Affinity Separation Method  
The present invention is affinity particles that are characterized by having phosphorylcholine groups represented by the following formula (1) covalently bonded onto the surface of inorganic...
US20070125712 ANION-EXCHANGE DISPLACEMENT CHROMATOGRAPHY PROCESS AND ANIONIC ORGANIC COMPOUNDS FOR USE AS DISPLACER COMPOUNDS IN ANION-EXCHANGE DISPLACEMENT CHROMATOGRAPHY PROCESS  
A displacement chromatography process, including: loading onto a stationary phase comprising an anion-exchange material a mixture comprising one or more component to be separated; displacing at...
US20070131615 DISPOSABLE CHROMATOGRAPHY VALVES AND SYSTEM  
Described is a disposable valve that includes an actuation layer operationally linked to a flexible diaphragm; a valving layer operationally linked to the flexible diaphragm; and a connection...
US20110039712 PREPARATION OF LIQUID MIXTURES  
A method of determining the relative component proportions of at least one each of: a buffer; an acid or a base; a solvent; and optionally a salt, for providing a liquid mixture of pre-defined pH...
US20100300971 Zwitterionic stationary phase as well as method for using and producing said phase  
The present invention relates to a zwitterionic stationary phase comprising a carrier and at least one zwitterionic ligand bound to said carrier, said phase being suitable for HPLC separation in...
US20110005304 FLOW CONTROL IN HIGH PERFORMANCE LIQUID CHROMATOGRAPHY  
A method for controlling the flow of liquid in a high performance liquid chromatography apparatus. The method includes operating a pump, measuring the liquid pressure downstream of the pump,...
US20150190780 FUNCTIONALIZED MEDIA AND METHODS OF MAKING AND USING THEREFOR  
Methods, compositions, devices and kits are provided herein for separating, scavenging, capturing or identifying a metal from a target using a medium or scaffold with a selenium-containing...
US20070295663 Frit for High Pressure Liquid Chromatography  
A frit (44) includes a porous support structure having a plurality of void spaces, where a plurality of secondary particles (46) are filled in the void spaces, the secondary particles (46) being...
US20080000834 Process for purifying Tacrolimus  
The invention provides a process for the chromatographic purification of Tacrolimus, using a silver modified sorbent, selected from the group consisting of silver modified aluminum oxide,...
US20060207935 Methods and device for substance separation using compatible multiphase solvent system  
To provide a method and a device for separating object substances from a mixture without requiring an ultrasonic generator and a centrifugal separator. [MEANS FOR SOLVING PROBLEMS] In this method...
US20110284466 ROBUST AND LOW BACKPRESSURE ON-COLUMN TUNNELED FRIT FOR NANO-UPLC-MS APPLICATIONS  
A durable on-column tunneled frit was developed for use in nanoflow UPLC systems. The frit was tunneled during sol-gel reaction. The tunneled-frit fabrication process is easy and reproducible in...
US20070056908 Nucleic acids in the form of specific novel chiral selectors  
The invention relates to chiral separation chromatographic and electrophoretic techniques. The aim of said invention is to obtain chiral stationary and mobile phases comprising an oligonucleotide...
US20070034572 Low pressure anion chromatographic apparatus and method having two or more eluents  
A low pressure anion chromatography apparatus that includes a first eluent reservoir that contains a first eluent, a second eluent reservoir that contains a second eluent, and a valve for...
US20070000837 Method for separating electrolytes  
The present invention is directed to a method of separating electrolytes by size exclusion chromatography using neutral microporous sorbent materials. Two types of sorbents have shown to be most...

Matches 151 - 200 out of 449 < 1 2 3 4 5 6 7 8 9 >