Full Description

This standard describes sulfur dioxide, a compressed, nonflammable liquified gas, for use in the treatment of municipal and industrial water supplies to remove excess residual chlorine. The sections on Inspection (5.1.2) and Notice of Nonconformance (5.4.4) have been revised to approved wording.

Product Details

Published: 08/01/2002 ANSI: ANSI ApprovedFile Size: 1 file , 340 KB