ASTM C 721 : 2015 : REDLINE
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Test Methods for Estimating Average Particle Size of Alumina and Silica Powders by Air Permeability
15-10-2020
English
01-12-2015
CONTAINED IN VOL 15.02, 2017 Defines the estimation of the average particle size in micrometres of alumina and silica powders using an air permeability method.
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