Standardization in the field of Fine Bubble Technology covering general principles including terminology, characterization and applications of fine bubbles of gas in a typically but not exclusively liquid medium. The artificially manufactured fine bubbles of typically smaller than 100 micrometres in size are considered.

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ISO standards under development *

under the direct responsibility of ISO/TC 281


Participating members


Observing members

* number includes updates

Reference Title Type
ISO/TC 281/WG 1 General principles including terminology Working group *
ISO/TC 281/WG 2 Fine bubble characterization and measurement Working group *
ISO/TC 281/WG 3 Applications of fine bubble technology Working group *

* The convener can be reached through the secretariat (See contact information below)

Liaison Committees to ISO/TC 281

The committees below can access the documents of ISO/TC 281 :

Reference Title ISO/IEC
ISO/TC 24/SC 4 Particle characterization ISO
Liaison Committees from ISO/TC 281

ISO/TC 281 can access the documents of the committees below :

Reference Title ISO/IEC
ISO/TC 24/SC 4 Particle characterization ISO
Date Month Location TC/SC Note
26-27 July 2017 Singapore (Singapore) ISO/TC 281  

* Information definite but meeting not yet formally convened
** Provisional

ISO/TC 281 - Secretariat

JISC Japan
Japanese Industrial Standards Committee
Technical Regulations, Standards & Conformity Assessment Policy Unit
Ministry of Economy, Trade and Industry
1-3-1, Kasumigaseki, Chiyoda-ku
Tokyo 100 - 8901

Tel: +81 3 35 01 94 71
Fax: +81 3 35 80 86 37

Secretariat direct:
Dr Nobuhiro Aya