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ISO/DIS 21256-2

Fine bubble technology — Cleaning applications — Part 2: Test method for cleaning machine-oil stained surfaces of machined metal parts ISO/DIS 21256-2

General information

40.99   Full report circulated: DIS approved for registration as FDIS   Sep 8, 2026

ISO

ISO/TC 281 Fine bubble technology

International Standard

07.030   Physics. Chemistry

Scope

This document specifies a test method for removal of machine oil stain from a noncorrosive metal surface using fine bubble water. A test is provided to show the comparative cleaning advantage of adding fine bubbles to the water.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21256-2:2020

NOW

IN_DEVELOPMENT
ISO/DIS 21256-2
40.99 Full report circulated: DIS approved for registration as FDIS
Sep 8, 2026




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