THE separation of several non-volatile carboxylic acids by paper chromatography has been described by Lugg and Overell 1,2. These workers found that it was impossible to carry out the separation with ...

AN extensive literature on the quantitative paper chromatography of a large variety of organic compounds already exists. Most of these methods are based on: (a) measurement of the optical density of a ...

Sugar plums and candy canes, M&Ms and chocolates. These may be a few of your favorite things around the holidays. Have you ever wondered how candy got its color? This experiment in paper ...

Chromatography in Greek means to ‘write with colors.’ It is a versatile separation technique developed in 1903 by Mikhail Tswett, a Russian botanist. He separated colorful plant pigments using a ...

"This video demonstrates how paper chromatography can be used to identify what’s in an ink, in a practical experiment. Chromatography is a technique used to separate a mixture of soluble substances, ...

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 ...