ASTM D4878-23 聚氨酯原料的标准试验方法：多元醇粘度的测定1.1 These test methods (A and B) determine

匿名 发表于 2023-12-22 05:12:19 |阅读模式

ASTM D4878-23 聚氨酯原料的标准试验方法：多元醇粘度的测定1.1 These test methods (A and B) determine the viscosity of polyols in the range from 10 to 100 000 mPa·s(cP) at 25°C. Test Method A is a rotational

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ASTM D4878-23 聚氨酯原料的标准试验方法：多元醇粘度的测定1.1 These test methods (A and B) determine

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