ISO/DIS 21910-1

Fine bubble technology — Characterization of microbubbles — Part 1: Off-line evaluation of size/size index

General information

Current stage: 40.20 Effective date: Apr 20, 2026

Originator: ISO

Owner: ISO/TC 281

Type: International Standard

Scope

This document specifies the evaluation method for the size index of microbubbles in microbubble dispersion. It is only applicable to microbubbles with or without shell in water within the range from 1 μm to 100 μm. It describes the sampling methods from the point generating or dispersing microbubbles in the retention container to the detecting point of the measuring instruments.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21910-1:2020

NOW

IN_DEVELOPMENT
ISO/DIS 21910-1
40.20 DIS ballot initiated: 12 weeks
Apr 20, 2026

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