study of separation and analysis of sample and identify its components.
Written by Sadia nadeem
Size Exclusion Chromatography In size exclusion chromatography ( molecular or gel filtration or gel permeation chromatography), molecules, and particles are separated. Small molecules penetrate the pores of the stationary phase, but large molecules do not. Because small molecules must pass through an effectively larger volume, large molecules are eluted first. This technique is widely used […]
Written by chemistwizards.com
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Written by Komal Rafiq
SCOPE OF CHEMISTRY Everything around us deals with chemistry. When we say a thing like a scope, we come to know that it’s a branch of science that is as old as mankind, and at the same time, it went through the evolution phases just like human beings. From the atmosphere to the sea, plants […]
Written by Sadia nadeem
Chromatography is a Greek word that means “separations of pigments, the colored substances”. This word was first time used by Russian chemist Mikhail Semenovich Tswett in 1906. Purpose Chromatography is a technique in which a mixture is converted into its components along with stationary phase by mobile phase. phases: Stationary phase: it may be solid […]
