ASTM D4438-1985(1997) 标准详情
- 标准号:ASTM D4438-1985(1997)
- 中文标题:电子计数法对催化材料的粒度分布的试验方法
- 英文标题:Standard Test Method for Particle Size Distribution of Catalytic Material by Electronic Counting
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1985
1.1 This test method covers the determination of particle size distribution of catalyst and catalyst carrier particles using an electroconductive sensing method and is one of several valuable methods for the measurement of particle size.1.2 The range
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