China 'GB/T 42918.3-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 42918.3-2025
Plastics - Thermoplastic polyurethanes for molding and extrusion - Part 3: Determination of methods for distinguishing polyether-type polyurethanes from polyester-type polyurethanes 塑料 - 模塑和挤出用热塑性聚氨酯 - 第3部分:用于区分聚醚型聚氨酯和聚酯型聚氨酯的测定方法
Issued Date:2025/8/29
Implemented Date:2026/3/1
Issued by:
The Standardization Administration of the People's Republic of China