Organic solvents with densities greater than and less than that of the aqueous solution are used to extract the iodine. The aqueous solution of food color is blue. Iodine in water is yellow, and when ...

The research team led by Professor Aiwen Lei and Hong Yi from Wuhan University developed a tandem electro-thermal synthesis ...

They found that iodine and iodine-derived impurities were completely removed by washing it with ethanol after synthesis, and highly pure POPs (polytriphenylamine derivatives) with no residual ...