Over the years, chromatography has been refined to separate countless other substancescolorless as well as colored, vapors as well as liquids.
The problem with gas chromatography and mass spectrometry, however, is that in order to analyze evidence, you have to destroy it--which means investigators have to get the test .
The problem with gas chromatography and mass spectrometry, however, is that in order to analyze evidence, you have to destroy itwhich means investigators have to get the test .
Purification Of Recombinant Proteins On Nuvia™ cPrime™ Hydrophobic Cation Exchange Media: A Simple Approach To Method ... Mixed-mode chromatography has become an important purification tool for downstream process developers, who are always seeking highly selective yet robust methods for the purification of recombinant proteins. Mixed-mode chromatography matrices are designed to present multiple interaction modes to resolve target proteins and impurities, entities that are themselves complex multimodal molecules ...
June 14, 2013 - BioresearchOnline
Using Scent To Detect Skin Cancer redOrbit Staff & Wire Reports - Your Universe Online Unique odors from human skin cells can be used to identify melanoma , the deadliest form of skin cancer, and may lead to early, non-invasive detection and diagnosis of the disease, according to new research from the Monell Center and the University of Pennsylvania published in the Journal of Chromatography B . The researchers also demonstrated ...
June 14, 2013 - redOrbit
New ASTM Plastics Standard Provides Identification and Qualification Methods for Phthalates Section 108 of the Consumer Product Safety Improvement Act of 2008 prohibits certain products from containing 6 specified phthalates. ASTM D7823, Test Method for Determination of Low Level, Regulated Phthalates in Poly (Vinyl Chloride) Plastics by Thermal Desorption — Gas Chromatography/Mass Chromatography, provides a method for the identification and qualification of these phthalates and ...
June 13, 2013 - ThomasNet