ISO/DIS 20304-3

Fine bubble technology — Water treatment applications — Part 3: Evaluation method for determining ozone dosage in fine bubble ozonation for treating wastewater

General information

Current stage: 40.20 DIS ballot initiated: 12 weeks Jun 23, 2026

Originator: ISO

Owner: ISO/TC 281 Fine bubble technology

Type: International Standard

ICS: 07.030 Physics. Chemistry

Scope

This document describes an evaluation method to guide the pilot test of ozone dosage determination, evaluating the effectiveness of ozone fine bubbles in the treatment of industrial wastewater. It is applicable to determine ozone dosage in fine bubble ozonation experiments for treating real wastewater.
This document does not address the health and environmental effects of ozone.

Life cycle

NOW

IN_DEVELOPMENT
ISO/DIS 20304-3
40.20 DIS ballot initiated: 12 weeks
Jun 23, 2026