ANSI/AWWA B601-11

This standard describes the use of sodium metabisulfite (Na2S2O5) in the treatment of municipal and industrial water supplies. The purpose of the standard is to provide purchasers, manufacturers, and suppliers, with the minimum requirements for sodium metabisulfite, including physical, chemical, packaging, shipping, and testing requirements.

This product replaces:ANSI/AWWA B601-05 - Sodium Metabisulfite