ASTM D6342-2008 标准详情
- 标准号:ASTM D6342-2008
- 中文标题:聚氨基甲酸乙酯原料的标准实施规范:利用近红外谱法测定多元醇中的羟基值
- 英文标题:Standard Practice for Polyurethane Raw Materials: Determining Hydroxyl Number of Polyols by Near Infrared (NIR) Spectroscopy
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2008
General Utility: It is necessary to know the hydroxyl number of polyols in order to formulate polyurethane systems. This practice is suitable for research, quality control, specification testing, and process control. Limitations: Factors affecting
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