GB/T 37406-2019: Detection method of degree of sphericity of spherical silica for electronic packaging - Particle dynamic photoelectric projection method

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Scope

This Standard specifies the particle dynamic photoelectric projection method of
degree of sphericity, average degree of sphericity and distribution of sphericity
degree of spherical silica for electronic packaging.
This Standard is applicable to 4μm~300μm spherical particle of spherical silica
for electronic packaging.

Basic Data

Standard ID	GB/T 37406-2019 (GB/T37406-2019)
Description (Translated English)	Detection method of degree of sphericity of spherical silica for electronic packaging - Particle dynamic photoelectric projection method
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	L90
Classification of International Standard	31.030
Word Count Estimation	6,631
Date of Issue	2019-05-10
Date of Implementation	2019-12-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration