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| Chinese National Standard Category: Labor sanitation |
| English Title: | Determination standard of toxic substances in workplace air—Part 1 : General principles |
| Chinese Title: | 工作场所空气有毒物质测定标准 第1部分：总则 |
| Standard No.: | GBZ/T 300.1-2026 |
| Category No.: | C52 |
| Issued by: | National Health Comission |
| Issued on: | 2026-01-28 |
| Implemented on: | 2026-7-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GBZ/T 300.1-2017 Determination of toxic substances in workplace air—Part 1: General principles |
| Word Count: | words |
| Similar Standards: |
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