Search
Search Results
-
Gas Chromatography
Gas chromatography (GC) has been used for the determination of a wide range of food components, but it is ideally suited for the analysis of...
-
Gas Chromatography
Gas chromatography (GC) has many applications in the analysis of food products. A common GC application is fatty acid profile analysis, to meet the...
-
Gas Chromatography
Gas chromatography is a type of chromatography in which the mobile phase.
-
Gas Chromatography
In gas chromatography, the moving phase is a gas, which passes over a stationary phase. In a way, it is similar to column chromatography. The...
-
Gas Chromatography (GC)
Behind gas chromatography lies (once again) the same principle as behind liquid chromatography: adsorption of the analytes to the stationary phase...
-
Gas Chromatography and Mass Spectrometry: The Technique
Combining the techniques of gas chromatography and mass spectrometry provides conjunction with a confirmatory character, which has a great power of...
-
Application of Gas Chromatography and Gas Chromatography–Mass Spectrometry in Quality Control of Chinese Medicines
Gas chromatography (GC) is a well-known and widely employed technique for separation and analysis of the gaseous and volatile components. Modern GC...
-
Comprehensive Urine Drug Screen by Gas Chromatography-Mass Spectrometry (GC-MS)
Drug screening is an important diagnostic tool in patient management and is an indispensable part of clinical toxicology laboratory services. While...
-
Analysis of Wine Impact Odorants by Gas Chromatography-Olfactometry
Aroma is a primary determinant of wine quality, consumer acceptance, and preference. More than one thousand aroma compounds may be responsible for...
-
Analysis and Identification of Short-Chain Fatty Acid Postbiotics by Gas Chromatography
Gut microbes, which are extensively distributed in the host body, create short-chain fatty acids (SCFAs). SCFAs, also known as organic fatty acids,...
-
Basic Principles of Chromatography
Chromatography has many applications for analysis of various foods components. It differs from other methods of separation in that a wide variety of...
-
The Role of Gas Chromatography in Bioanalysis
Gas chromatography has been largely used in the field of metabolomic investigations. However, the analysis of such complex samples requires a...
-
Chromatography
The term chromatography was coined by a Russian scientist Tswett (1906), who reported the separation of different coloured constituents of leaves by...
-
Quantification of Phencyclidine (PCP) in Urine, Serum, or Plasma by Gas Chromatography-Mass Spectrometry (GC-MS)
Phencyclidine (PCP), a dissociative anesthetic, is a commonly abused recreational drug. In the 1950s, initially tested as an intravenous anesthetic,...
-
Analysis of Cholesterol from the Liver Using Gas Chromatography–Mass Spectrometry
Cholesterol is an essential lipid molecule for several biological functions including the proper functioning of cell membranes, lipoproteins, and...
-
High Performance Liquid Chromatography
The great success of gas chromatography inspired scientist to enhance liquid chromatography as GC was not applicable to compounds that are not...
-
Quantification of Residual Organic Solvents in Clobetasol Propionate using Headspace Capillary Gas Chromatography
ObjectiveIn this study, we aimed to develop a headspace capillary gas chromatography method to quantify residual methanol, acetone, methylene...
-
Chromatography
Chromatography is among the most promising methods of separation. Since analytical chemistry primarily involves identification and separation of...
-
Chromatography Techniques
The term “Chromatography” is derived from Greek, Kromatos (Chroma) meaning “colour” and ghraphos (graphein) meaning “to write”. The technique of...
-
Application of post-column reaction gas chromatography with a single reference gas for offshore air and gas seeped from the seafloor samples
Ambient air commonly contains carbon dioxide at concentrations greater than 400 µmol mol −1 and methane at ~ 2000 nmol mol −1 ; non-methane hydrocarbons...
