Chromatography

ESA's Corona(R) Family of HPLC Detectors, Including the New Corona ultra(TM), Can Now be Controlled by Waters Empower(R) 2 Chromatography Software

New control option maximizes UHPLC or HPLC productivity via seamless hardware/software interface; Driver available free of charge to all new and existing Corona detector customers CHELMSFORD, Mass., May 11 /PRNewswire/ -- Integrating a Corona ultra UHPLC detector with a Waters ACQUITY UPLC(...

Ampac Fine Chemicals LLC Recognized for Voluntarily Reducing Pollution

...atforms include production of highly potent compounds, continuous processes and industrial-scale chromatographic separation using simulated moving bed chromatography (SMB). ABOUT AMERICAN PACIFIC CORPORATION American Pacific Corporation (AMPAC) is a leading custom manufacturer of fine chemicals...

Millipore Sues W.L. Gore & Associates for Patent Infringement

...; the inability to realize the expected benefits of development, marketing, licensing and other alliances; competitive factors such as new membrane or chromatography technology; risks relating to our concentration of principal manufacturing operations; the inability to successfully integrate acquired businesses; th...

LeadConfirm Professional, the First Oral Based Lead Test, Makes Getting the Lead Out Easier - Now Available at Amazon.com

...an be accessed online or by phone within 5-6 business days after the lab receives the kit. The tests are analyzed CLIA by state-of-the-art Liquid chromatography (HPLC) with Mass Spectrometry X2 (LC/MS/MS) technology to determine the amount of lead present in the body. Positive results should be followed up wit...

LeadConfirm Professional Now Available at Overstock.com--The First Oral Based Lead Test Makes Getting the Lead Out Easier

...an be accessed online or by phone within 5-6 business days after the lab receives the kit. The tests are analyzed CLIA by state-of-the-art Liquid chromatography (HPLC) with Mass Spectrometry X2 (LC/MS/MS) technology to determine the amount of lead present in the body. Positive results should be followed up wit...

LeadConfirm Professional Now Available at Drugstore.com - The First Oral Based Lead Test, Makes Getting the Lead Out Easier

...an be accessed online or by phone within 5-6 business days after the lab receives the kit. The tests are analyzed CLIA by state-of-the-art Liquid chromatography (HPLC) with Mass Spectrometry X2 (LC/MS/MS) technology to determine the amount of lead present in the body. Positive results should be followed up wit...

Chromatography in Medical Technology

Myeloperoxidase Research Expands

...th this important enzyme that Lee Biosolutions produces. Three Myeloperoxidase isoforms have been purified and identified through ion exchange chromatography by Lee Biosolutions. Human Myeoloperoxidase Isoform A, Myeloperoxidase isoform B and Myeloperoxidase isoform C. MPO C is a popular enzyme among the co...

Chromatography in Medical Products

Perfluoron Liquid

Description:...as perfluorodecalin (about 95 percent pure) and perfluorophenanthrene cannot be accurately verified because they generate multiple peaks in gas liquid chromatography and nuclear magnetic resonance spectroscopic analysis. However, Perfluoron has a straight chain, which generates a single peak so its purity can be ac...
Company:Alcon Laboratories

DiaSTAT Hemoglobin A1C Analyzer

Description:... The DiaSTAT™ is an automated liquid chromatography system designed for the rapid and automated analysis of hemoglobin A1C. Ideal for low and medium volume testing environments....
Company:Bio-Rad Laboratories

Liquichek Qualitative Urine Toxicology Control

Description:...ike Bio-Rad TOX/See, Biosite Triage and other brands. The package insert includes qualitative results (+/) for popular kits and recovery values by gas chromatography (GC) and other quantitative methods....
Company:Bio-Rad Laboratories

Synergy 185 UV Ultrapure Water System

Description:...as Resistivity (MWcm) or Conductivity (S/cm), temperature-compensated or not, as required by USP 24. Applications Preparation of buffers for liquid chromatography Biochemical experiments Isocratic or gradient solutions for HPLC analysis Culture media for bacteriological analysis or cell cultures Solu...
Company:Millipore

Synergy Ultrapure Water System

Description:...as Resistivity (MWcm) or Conductivity (S/cm), temperature-compensated or not, as required by USP 24. Applications Preparation of buffers for liquid chromatography Biochemical experiments Isocratic or gradient solutions for HPLC analysis Culture media for bacteriological analysis or cell cultures Solu...
Company:Millipore

ArcticTemp Refrigerator (72 Cubic Ft)

Description:...equired. Equipped with a 9 foot cord. Full One Year Warranty on Parts & Labor and an Additional 4 Year Warranty on Compressor. Also available as a chromatography unit which includes two access ports and one duplex outlet (AT-72C)....
Company:MIDSCI

Chromatography in Medical Definition

Hematopathology

...try - Hematopathology - Transfusion medicine - Medical microbiology - Diagnostic immunology Enzyme assay - Mass spectrometry - chromatography - Flow cytometry - Blood bank - Microbiological culture - Serology v • d • e Pathology : hematology / hema...

Pathology

...try - Hematopathology - Transfusion medicine - Medical microbiology - Diagnostic immunology Enzyme assay - Mass spectrometry - chromatography - Flow cytometry - Blood bank - Microbiological culture - Serology v • d • e Health science > medicine ...

Chromatography in Medical Dictionary

CHEM

... Bio- Chem Fluidics, Manufacturer of Solenoid Operated Micro-Pumps, Isolation Valves, Pinch Valves, 1/4-28 Fittings, Solvent Safety Bottle Caps and chromatography Columns. Process equipment and technology exposition featuring suppliers to the chemical ... May 2009 - Nano and Green Technologies to Highlight t...

Chromatography in Biological News

Animal and plant communication at the ESA Annual Meeting

... them to the plants, the ants immediately swarmed the bugs. The key, says Whitehead, was the removal of chemicals on the bugs' exoskeleton. Using chromatography and spectrometry, the researchers compared the bugs' exoskeletal chemicals with that of the ants. "The chemicals in the bugs' cuticle matched that...

Dietary supplements manufacturers gain new tool to help ensure quality products

...formation, guidance documents, appendices, and macro/microscopy, thin layer chromatography (TLC) and high performance liquid chromatography (HPLC) full-color images that greatly simplify the analysis of ingredients ...

NIST issues human milk and blood serum SRMs for contaminant measurements

...y. The values stated on the certificates for these SRMs were measured by NIST and the CDC using a number of different methods including gas and liquid chromatography with mass spectrometry detection. ...

NEWSLETTER: Antibody Fragment Production Breakthrough with 2nd Generation EBA

...dsorption (EBA) technology developed by the Danish biotech company Upfront chromatography A/S. Having conducted a series of tests, Richter-Helm has discovered sig...e CMO market. The Rhobust® universal processing platform from Upfront chromatography enables customers to efficiently capture and purify monoclonal antibodies, ...

American Chemical Society's weekly PressPac -- May 6, 2009

...way to identify adulterated honey, the researchers say. Herbreteau and colleagues describe a new, highly sensitive test that uses a special type of chromatography to separate and identify complex sugars (polysaccharides) on their characteristic chemical fingerprints. To test their method, the scientists obtained...

American Chemical Society's weekly PressPac -- March 11, 2009

... now, scientists never dreamed that plants, as well as animals, produce bilirubin. The researchers used two powerful laboratory techniques, liquid chromatography and nuclear magnetic resonance, to detect bilirubin in fruit of the white bird of paradise tree. The fruits contain unusual, orange-colored, furry see...

Chromatography in Biological Technology

New Chromatography Detectors From Varian, Inc. Extend the Range of Universal Detection for HPLC and LC/MS

PALO ALTO, Calif., March 3 /PRNewswire-FirstCall/ -- Varian, Inc. (NasdaqGS: VARI) announced today the release of two new evaporative light scattering detectors (ELSD) for conventional and high speed liquid chromatography. With their universal response, full gradient and solvent compatibility,...

Thermo Fisher Scientific Acquires Leading Chromatography Consumables Provider, La-Pha-Pack

WALTHAM, Mass., Dec. 20 /PRNewswire-FirstCall/ -- Thermo Fisher Scientific Inc. (NYSE: TMO ), the world leader in serving science, today announced it has acquired La-Pha-Pack, a leading manufacturer and provider of chromatography consumables and related accessories, based in Langerwehe, Germa...

Separation of Peptides by Hydrophilic Interaction Chromatography Using TSKgel Amide-80

Authors: T.J. Higley, Tosoh Bioscience LLC, Tatsunari Yoshida, Tosoh Corporation Abstract: The TSKgel Amide-80 column provides excellent selectivity for separating peptides in hydrophilic interaction chromatography due to polar carb...

ANALYSIS OF AMINO ACIDS BY REVERSED PHASE CHROMATOGRAPHY WITH PRECOLUMN DERIVATISATION AND UV/VISIBLE DETECTION

Key words: Amino Acids, RP-HPLC, Precolumn derivatisation, o-Phthalaldehyde (OPA), 2-Mercaptopropionic acid, Ultraviolet detection. Introduction: Underivatised amino acids do not significantly absorb light in the UV/visible spectrum. In order to increase...

Use of On-line Size Exclusion Chromatography (SEC) for Sample Clean-up in LC/MS Analyses

Chromatography and Mass Spectrometry Application Report Tania A. Sasaki and Paul Shieh, Thermo Electron Corporation, San Jose, CA Introduction Use of LC/MS n has experienced a dramatic increase in applications throughout the drug discovery and develo...

Using THERMAL DESORPTION GAS CHROMATOGRAPHY for the identification of fragrance and other components in cosmetic products

Introduction Cosmetic products such as soap, shampoo, lotions and creams are often scented with suitable compounds to improve their appeal. This application note describes an analytical method to identify the fragrance and other compounds contained within these cosmetic formu...

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Chromatography in Biological Products

Supercritical fluid chromatography and extraction systems (SFC/SFE) from JASCO

Description: JASCO offers a dedicated system for SFC and SFE applications based upon the modular LC-1500 series of HPLC instrumentation. JASCO has recently added the following modules to enhance the capability of the system: - The PU-1580-CO2 delivery pump for supercritical fluid chromatography and extraction ...
Company:JASCO

Adept HPLC System 8: Ion Chromatography from Cecil Instruments Ltd.

Description: An excellent ion chromatography system . The sensitive conductivity detector CE 4710, with twelve ranges from 0.01S to 5000S, houses the measuring cell in a thermostatted environment. The suppressor module CE 4715, is available. Data processing is provided by the CE 4900 interface and software....
Company:Cecil Instruments Ltd.

ChromQuest is a powerful and flexible Chromatography Data System (CDS) from Thermo Scientific

Description: Thermo Scientific ChromQuest Chromatography Data System (CDS) now provides integrated instrument control, digital data acquisition, chromatography data processing and reporting for the Thermo Scientific Accela High Speed LC. The companys innovative HPLC instrument has been designed to maximize the ...
Company:Thermo Scientific

Goat Anti-T7 Polyclonal Antibody, Agarose Conjugated from GeneTex

Description:...yclonal Anti-T7 [Agarose Immobilized] Goat Immunogen: Goats were immunized with T7 cleavage site (MASMTGGQQMG). Antibody was isolated by affinity chromatography using the peptide immobilized on solid support. Goat anti- human T7 affinity purified antibodies were coupled to agarose beads using cyanogens bromide...
Company:GeneTex

Rabbit Anti-Tyrosine Hydroxylase, phospho (Ser40) Polyclonal Antibody, Unconjugated from IMGENEX

Description:...peptide corresponding to amino acids residues surrounding the phospho-Ser40 of rat Tyrosine Hydroxylase (rTH). The antibody was purified by sequential chromatography on phospho- and non-phosphopeptide affinity columns....
Company:IMGENEX

HiTrap Streptavidin HP from GE Healthcare, formerly Amersham Biosciences

Description:... HiTrap Streptavidin HP, 5 x 1 ml. Category: chromatography Systems & Accessories, Systems....
Company:GE Healthcare, formerly Amersham Biosciences

Chromatography in Biological Definition

Chromatography

Chromatography is a family of analytical chemistry techniques for the separation of mixtures . It involves passing the sample, a mixture which contains the analyte , in the "mobile phase", often in a stream of solvent , through the "stationary phase." The stationary phase retards the passa...

Affinity chromatography

Affinity chromatography is a biochemical separation method that combines size fractionation capability of gel permeation chromatography with the ability to design a stationary phase that reversibly binds to a known subset of molecules. This method is usually used to: Purify and concent...

Biochemistry

...r, a German chemist . Since then, biochemistry has advanced, especially since the mid- 20th century , with the development of new techniques such as chromatography , X-ray diffraction , NMR , radioisotopic labelling , electron microscopy and molecular dynamics simulations. These techniques allowed for the ...

Diffusion

... Effusion Electrochemical potential Emulsion polymerization Fick's law of diffusion Fokker-Planck equation Gel permeation chromatography Hydrothermal circulation Isotope separation Kirkendall effect Laminar flow Liposomes List of biochemistry topics L...

His-tag

...wed by a suitable amino acid sequence that facilitates a removal of the his-tag. Purpose Purification The his-tag can be used in affinity chromatography together with a column that has nickel bound to it. Histidine is a good ligand for nickel so the fusion protein will bind to the column. The pr...

Monoclonal antibody

...t a substance in a whole cell). Monoclonal antibodies can also be used to purify a substance with techniques called immunoprecipitation and affinity chromatography . In medicinal treatments, the small variation (if any) in recognizing the antigen helps to reduce side effects. However, there are drawbacks to u...

Chromatography in Biological Dictionary

Chromatography

Chromatography is the collective term for a set of laboratory techniques for the separation of mixtures. It involves passing a mixture dissolved in a "mobile phase" through a stationary phase, which separates the analyte to... Gas-liquid chromatography (GLC), or simply gas chromat...

Affinity chromatography

Affinity chromatography is a method of separating biochemical mixtures, based on a highly specific biological interaction such as that between antigen and antibody, enzyme and substrate, or receptor and ligand. Affinity ... Chromatography is the collective term for a set of labora...

Mass spectrometry

... spectrometry is an analytical technique that identifies the chemical ... 7 Chromatographic techniques combined with mass spectrometry . 7.1 Gas chromatography ... Development and application of mass spectral methods for biology and medicine with a primary emphasis on studies of oligosaccharides and g...

Glycomics

... in Biotechnology ... ABCs of Functional Glycomics : Abstruse, Bastardly, and Compelling ... Structural glycomics using hydrophilic interaction chromatography (HILIC) with ... Tools for glycomics : relative quantitation of glycans by isotopic permethylation ... Bioinformatics Support for Glycomics Res...