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| Chinese National Standard Category: Basic standards and general methods |
| English Title: | Special environmental condition - Environmental test method - Part 3: Artificial environmental test method and guidance - Polymer material |
| Chinese Title: | 特殊环境条件 环境试验方法 第3部分：人工模拟试验方法及导则 高分子材料 |
| Standard No.: | GB/T 20643.3-2025 |
| Category No.: | K04 |
| Issued by: | SAMR; SAC |
| Issued on: | 2025-8-1 |
| Implemented on: | 2026-2-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 20643.3-2006 Special environmental condition - Environmental test method - Part 3: Artificial environmental test method and guidance - Polymer material |
| Word Count: | 6000 words |
| Similar Standards: |
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