ASTM D4877-2014 标准详情
- 标准号:ASTM D4877-2014
- 中文标题:的标准试验方法聚氨酯原料: APHA色的异氰酸酯的测定
- 英文标题:Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates
- 标准类别:美国材料与试验协会ASTM
- 发布日期:08 January 2014
Scope 1.1 This test method measures the color of clear liquids. It is applicable only to materials whose color-producing bodies have light-absorption characteristics similar to those of the platinum cobalt color standards used.2 (See Test Meth
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