International Standard
ISO 7428-1
Fine bubble technology — Domestic applications — Part 1: Assessment of showerhead devices by evaluating size and concentration indices of generated fine bubbles
Reference number
ISO 7428-1
Edición 1
En proceso de publicación
ISO 7428-1
En proceso de publicación (Edición 1, 2024)
Pasos finales de producción (hasta siete semanas).


This document specifies the evaluation method for size and concentration indices of fine bubbles generated from showerhead. It is only applicable to fine bubble dispersion in water generated from showerhead using air. It describes the sampling method for fine bubble dispersion from the showerhead into the retention container and measurement procedure of size and concentration indices.

Informaciones generales

  •  : En desarrollo
     : 2024-05
    : Norma Internacional en proceso de publicación [60.00]
  •  : 1
  • ISO/TC 281
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