ISO/TR 23015:2020

TECHNICAL ISO/TR
REPORT 23015
First edition
2020-08
Fine bubble technology —
Measurement technique matrix for
the characterization of fine bubbles
Technologie des fines bulles — Matrice de méthodes de mesure pour
la caractérisation des fines bulles
Reference number
©
ISO 2020
© ISO 2020
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ii © ISO 2020 – All rights reserved

Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Abbreviated terms . 1
5 Fine bubble characterization . 1
5.1 General . 1
5.2 Comparison of size and concentration indices from different sources . 2
6 Characterization techniques . 3
6.1 Dynamic light scattering . 3
6.1.1 General. 3
6.1.2 Reference standard . 3
6.1.3 Size . 3
6.1.4 Size distribution . 4
6.1.5 Concentration . 4
6.1.6 Measurement time . 4
6.2 Methods for Zeta potential determination (electrophoretic mobility) . 4
6.2.1 General. 4
6.2.2 Reference standard . 4
6.2.3 Charge . 4
6.2.4 Zeta distribution . 4
6.2.5 Concentration . 4
6.2.6 Measurement time . 4
6.3 Particle tracking analysis method . 5
6.3.1 General. 5
6.3.2 Reference standards . 5
6.3.3 Size . 5
6.3.4 Size distribution . 5
6.3.5 Concentration . 5
6.3.6 Measurement time . 6
6.4 Laser diffraction methods . 6
6.4.1 General. 6
6.4.2 Reference standard . 6
6.4.3 Size . 6
6.4.4 Concentration . 6
6.4.5 Measurement time . 6
6.5 Resonant mass measurement . 6
6.5.1 General. 6
6.5.2 Reference standard . 7
6.5.3 Size . 7
6.5.4 Size distribution . 7
6.5.5 Concentration . 7
6.5.6 Measurement time . 7
6.6 Electrical sensing zone method . 7
6.6.1 General. 7
6.6.2 Reference standard . 7
6.6.3 Size . 7
6.6.4 Size distribution . 7
6.6.5 Concentration . 8
6.6.6 Measurement time . 8
6.7 Ultrasonic attenuation spectroscopy . 8
6.7.1 General. 8
6.7.2 Reference standard . 8
6.7.3 Size . 8
6.7.4 Size distribution . 8
6.7.5 Concentration . 8
6.7.6 Measurement time . 8
6.8 Single particle light interaction methods . 8
6.8.1 General. 8
6.8.2 Reference standards . 9
6.8.3 Size . 9
6.8.4 Size distribution . 9
6.8.5 Concentration . 9
6.8.6 Measurement time . 9
6.9 Static image analysis method . 9
6.9.1 General. 9
6.9.2 Reference standard . 9
6.9.3 Size . 9
6.9.4 Size distribution . 9
6.9.5 Concentration .10
6.9.6 Measurement time .10
6.10 Dynamic image analy
...