Standard Active Last Updated: Feb 25, 2022
ASTM C721-20

Standard Test Methods for Estimating Average Particle Size of Alumina and Silica Powders by Air Permeability

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Book of Standards Volume: 15.02
Developed by Subcommittee: C21.04
Pages: 7
DOI: 10.1520/C0721-20
ICS Code: 81.060.10