Phone: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Standards sales: prodaja@iss.rs Education: iss-edukacija@iss.rs Information about standards: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Main menu

ISO/NP 4240-6

Fine bubble technology — Environmental applications — Part 6: Test method for nutrient removal from sediments by washing using fine bubbles

General information

10.20     Apr 3, 2026

ISO

ISO/TC 281

International Standard

Scope

This document specifies a test method to evaluate the effectiveness of removing nitrogen and phosphorus from sediments through washing using fine bubble technology. It is applicable to freshwater and estuarine environments where sediment-bound nutrients cause water quality degradation.

Life cycle

NOW

PROJECT
ISO/NP 4240-6
10.20 New project ballot initiated
Apr 3, 2026