The content of water used in the pharmaceutical industry and the water used in the drug production process is important in terms of quality. Purity criteria are defined in the European Pharmacopoeia (Ph. Eur.) monographs on water quality (monographs according to Ph. Eur., current version).
It is the water used in the production of medical products that do not need to be sterile or non-pyrogenic. It is divided into "pure water in the tank" and "pure water filled into containers for direct use".
The water used for the preparation of herbal medicine extracts must be of pure water quality.
It is water for the manufacture of medicinal products for parenteral use, with a water solvent, differentiated as "water for injection in a tank (bulk, bulk)" and "sterilized water for injection transferred into vials".