Gas Chromatography
$3.95
physics & chemistry
case study
date published 20/11/2007
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level : General public
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Chromatography is a technique used to separate and analyze chemicals. It was initially discovered in the early 1900s by chemist Mikhail Tsvett who was researching chlorophyll to separate plant pigments.1 The components undergoing separation are divided into two phases, a stationary phase, and a mobile phase. The stationary phase does not move while the mobile phase, which includes the sample, passes through the stationary phase. Different chemicals are impeded at different rates through the stationary phase based on individual properties which make them unique.2

