The main advantage of the process is production of pure ethylene glycol without the need for further purification.

The Frasch process produces sulfur with a 99.5% purity content, and which needs no further purification.

Following differentiation, the cells are subjected to sorting by flow cytometry for further purification.

Their further purification is not considered difficult.

For further purification, she has to sit backward on a donkey as it is led around in a circle all night long.

Throughout the 20th century this procedure produced elemental sulfur that required no further purification.

It is then transported to a refinery for further purification.

An additional approach for further purification uses affinity chromatography.

A raw argon product can be removed from the middle of the upper column for further purification.

A virus may need to be inactivated, possibly with no further purification required.