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Test method for particle size distribution of metal powders andrelated compounds by light scattering
Standard in brief
Scope of Application:
本文件确立了光散射法测定金属和相关化合物等粒状物质粒度分布的原理,规定了试验所用的仪器、试剂和材料,以及试验步骤和报告内容的要求。
本文件适用于光散射法测定粒度范围在0.4 μm~2000 μm区间的金属和相关化合物的粒度分布。
Basic information
Standard No:GB/T 21779-2025
Standard Name:金属粉末和相关化合物粒度分布的光散射试验方法
English Name:Test method for particle size distribution of metal powders andrelated compounds by light scattering
Standard Status:现行
Release Date:2008-05-12
Effective Date:2025-12-01
Language of Publication:中文简体
Standard Classification
ICS Number:13.300
CCS Number:A80
Related Standards
Referenced Standards:GB/T 5314,GB/T 19077
Publication Information
Number of pages:12
Number of words:12 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2025-08-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:21779
Drafter:萧达辉、毛容妹、岳大磊、莫蔓、陈强、梁悦锋、李勇、朱赞芳、凌约涛、曹梦然、陈乙雯、郝媛
Drafting Organization:广州海关技术中心、深圳海关工业检测技术中心、广东先导稀材股份有限公司、武汉海关技术中心、中国石油和化学工业联合会
Management Organization:全国危险化学品管理标准化技术委员会(SAC/TC 251)
Proposing Department:全国危险化学品管理标准化技术委员会(SAC/TC 251)