solvent purification

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• List of purification methods in chemistry — Purification in a chemical context is the physical separation of a chemical substance of interest from foreign or contaminating substances. The following list of chemical purification methods should not be considered exhaustive. * Filtration is a …   Wikipedia

• Multicolumn countercurrent solvent gradient purification — (MCSGP) is a form of chromatography that is used to separate or purify biomolecules from complex mixtures. It was developed at the Swiss Federal Institute of Technology Zürich by Aumann and Morbidelli.[1] The process consists of three to six… …   Wikipedia

• separation and purification — ▪ chemistry Introduction       in chemistry, separation of a substance into its components and the removal of impurities. There are a large number of important applications in fields such as medicine and manufacturing. General principles… …   Universalium

• Protein purification — is a series of processes intended to isolate a single type of protein from a complex mixture. Protein purification is vital for the characterisation of the function, structure and interactions of the protein of interest. The starting material is… …   Wikipedia

• Ethanol purification — Vapor liquid equilibrium of the mixture of Ethanol and Water (incl. azeotrope), composition given in molefractions The product of either ethylene hydration or brewing is an ethanol water mixture. For most industrial and fuel uses, the ethanol… …   Wikipedia

• Air-free technique — Air free techniques refer to a range of manipulations in the chemistry laboratory for the handling of compounds that are air sensitive. These techniques prevent the compounds from reacting with components of air, usually water and oxygen; less… …   Wikipedia

• Anhydrous — As a general term, a substance is said to be anhydrous if it contains no water. The way of achieving the anhydrous form differs from one substance to another.olventsIn many cases, the presence of water can prevent a reaction from happening, or… …   Wikipedia

• Работа в инертной атмосфере — Работа в инертной атмосфере  общее название ряда приемов и методов, используемых в химических лабораториях для работы с веществами, чувствительными к действию воздуха. Работа в инертной атмосфере предотвращает деструкцию веществ компонентами …   Википедия

• Anhidro — Saltar a navegación, búsqueda Como término general, se dice que una sustancia es anhidra si no contiene agua. La manera de obtener la forma anhidra difiere de una sustancia a otra. Contenido 1 Solventes 2 Cristales iónicos 3 Gases …   Wikipedia Español

• Reverse osmosis — Schematics of a reverse osmosis system (desalination) using a pressure exchanger. 1: Sea water inflow, 2: Fresh water …   Wikipedia

• Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… …   Wikipedia