ASTM D1981-2011 标准详情
- 标准号:ASTM D1981-2011
- 中文标题:脂肪酸加热色变测定的标准试验方法
- 英文标题:standard test method for measuring color after heating of tall oil fatty acids
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2011-06-01
The color of a tall oil fatty acid is readily affected by heat and oxidization. Variations in degree of heat, time of heat, and exposure to atmosphere during heating have a marked effect on the color obtained; therefore, conformity to the equipment a
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