Ricca Chemical Company 9190-5 Water, USP/EP Purified, 20 L is manufactured by a continuous process that has been validated under cGMP to produce high purity water and is intended for general laboratory use. The specifications on Water, USP/EP Purified meet the specificatinos set forth in the compendial literature, current edition. This product has a low microbial count, but is not filled in a sterile area or into sterilized containers. Therefore, this water is not sterile and should not be used for injection or parenteral solution preparation. This product is lot numbered and expiration dated.