A solid sorbent that selectively binds hydrocarbons may help the petrochemical industry reduce costs and energy consumption by increasing the efficiency of—or eliminating—energy-intensive separation ...

As the solvent soaks up the paper, it carries the mixtures with it. Different components of the mixture will move at different rates. This separates the mixture out.

Researchers at Pennsylvania University found a way to separate mixtures of rare earth metals by combining a magnetic field with a decrease in temperature, a process that causes metal ions to ...

A pencil line is drawn, and spots of ink or plant dye are placed on it. There is a container of solvent, such as water or ethanol. A pure substance will only produce one spot on the chromatogram ...