Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Symbols and abbreviated terms<br>5 Limits of applicability of linear theory<br>6 Measurement issues in concentrated systems<br>7 Nonlinear attenuation<br>8 Determination of particle size<br>9 Instrument qualification<br>10 Reporting of results<br>Annex A (informative) - Theories of attenuation in<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;concentrated systems<br>Annex B (informative) - Practical example of PSD<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;measurement (coupled phase model)<br>Bibliography

Abstract

Provides guidelines for ultrasonic attenuation spectroscopy methods for determining the size distributions of one or more material phases dispersed in a liquid at high concentrations, where the ultrasonic attenuation spectrum is not a linear function of the particle volume fraction.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 24
Supersedes	ISO/DIS 20998-3 : 60.00 (2017)