EXTRACTION methods are usually used for the isolation and purification of antibiotics soluble in organic solvents which are immiscible with water. This method can be applied if the partition ...
VERY recently, Matthias 1 has described a modified technique which may be looked upon as a combination of uni-dimensional and circular paper chromatography. In this case, substances to be ...
The Sars-CoV-2 virus has caused a pandemic which has led to nearly 100 million cases globally by the end of 2020. The development of effective vaccines and treatments by companies and governments ...
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