ASTM D4781-1999 标准详情
- 标准号:ASTM D4781-1999
- 中文标题:催化剂细粒和催化剂载粒的机械螺纹填充密度
- 英文标题:standard test method for mechanically tapped packing density of fine catalyst particles and catalyst carrier particles
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1999
1.1 This test method covers the determination of the mechanically tapped packing density of fine catalyst and catalyst carrier particles smaller than 0.8 mm in diameter. 1.2 This standard does not purport to address all of the safety problems, if a
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