USP Purified Water meets USP grade specifications and can be purchased as a 20L sealed container or 200L sealed drum. USP Purified Water is intended for use as an ingredient of official preparations and in tests and assays. USP Purified Water is not filled in a sterile area and into sterilized containers. It is produced from high purity water that meets USP microbial quality requirements. It contains no added substance. Do not use USP Purified Water for sterile dosage forms or preparations intended for parenteral administration.