40.20 DIS ballot initiated: 12 weeks Aug 24, 2026
ISO
ISO/TC 282/SC 4 Industrial water reuse
International Standard
This document gives guidance on the treatment and reuse of petrochemical refinery wastewater and the possible applications of the treated wastewater. In addition, it also briefly covers the proper disposal and discharge of the residual waste generated from the wastewater treatment plants.
IN_DEVELOPMENT
ISO/DIS 25423
40.20
DIS ballot initiated: 12 weeks
Aug 24, 2026