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| Chinese National Standard Category: Basic standards and general methods for synthetic resin and plastic |
| English Title: | Plastics—Thermoplastic polyurethanes for moulding and extrusion—Part 3：Test method for distinction between ether and ester polyurethanes |
| Chinese Title: | 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 |
| Standard No.: | GB/T 42918.3-2025 |
| Category No.: | G31 |
| Issued by: | SAMR; SAC |
| Issued on: | 2025-08-29 |
| Implemented on: | 2026-3-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 17000 words |
| Similar Standards: | T/CRRA 0305-2022 GB/T 12007.2-2025 GB/T 46318-2025 GB/T 46317-2025 GB/T 5759-2025 GB/T 1632.2-2025 GB/T 46197.2-2025 GB/T 46197.1-2025 GB/T 42918.3-2025 GB/T 46072-2025 GB/T 46079-2025 GB/T 46231.1-2025 GB/T 14520-2025 GB/T 46018.1-2025 GB/T 46018.2-2025 GB/T 46019.2-2025 GB/T 46020.1-2025 GB/T 46020.2-2025 GB/T 46043-2025 T/SDMS 009-2024 |
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