GB/T 19077.1-2008 in English
SUPERSEDEDParticle size analysis - Laser diffraction methods - Part 1: General principles
- Issued on:2008-04-16
- Implemented on:2008-10-01
- File Format:PDF
- Delivery:Via email within 5 business days
$418.00
《GB/T 19077.1-2008粒度分析 激光衍射法 第1部分:通则》由TC168(全国颗粒表征与分检及筛网标准化技术委员会)归口,主管部门为国家标准化管理委员会。
GB/T19077.1的本部分规定了通过对光的角分布散射图的分析,测定两相颗粒体系的粒度分布。本部分适用于测定粉体、喷雾、烟雾、气溶胶、乳液和液体中的气泡等。不对具体仪器测定粒度提出具体要求。本部分适用的粒度范围从大约0.1μm~3mm。
Scope
This part of GB/T 19077.1 specifies the determination of the particle size distribution of a two-phase particle system by analyzing the scattering diagram of the angular distribution of light. This section is applicable to the determination of air bubbles in powders, sprays, smog, aerosols, emulsions and liquids, etc. No specific requirements are put forward for specific instruments to measure particle size. The particle size range to which this standard applies is from about 0.1 μm to 3 mm. Since the optical model adopted by this technology is set to spherical particles, the particle size distribution of equivalent spherical particles is obtained for non-spherical particles. The relevant particle size distribution results may differ from those determined by other physical principles (e.g. sedimentation, sieving).

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