Purified Water
H2O
![]() ![]() ![]() ![]() ![]()
note—For microbiological guidance, see general information chapter Water for Pharmaceutical Purposes
![]() ![]() » Purified Water is water obtained by a suitable process. It is prepared from water complying with the U.S. Environmental Protection Agency National Primary Drinking Water Regulations or with the drinking water regulations of the European Union, Japan, or with the World Health Organization's Guidelines for Drinking Water Quality. It contains no added substance.
note—Purified Water is intended for use as an ingredient of official preparations and in tests and assays unless otherwise specified (see Water in Ingredients and Processes and in Tests and Assays under General Notices and Requirements). Where used for sterile dosage forms, other than for parenteral administration, process the article to meet the requirements under Sterility Tests
![]() ![]() ![]() ![]()
Total organic carbon
![]() ![]()
Water conductivity
![]() ![]()
Auxiliary Information—
Please check for your question in the FAQs before contacting USP.
USP32–NF27 Page 3872
Pharmacopeial Forum: Volume No. 31(2) Page 467
|