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| Chinese National Standard Category: Environmental Quality Standard for atmosphere, water and soil |
| English Title: | Determination of the concentration of airborne particulate matters |
| Chinese Title: | 大气飘尘浓度测定方法 |
| Standard No.: | GB/T 6921-1986 |
| Category No.: | Z50 |
| Issued by: | State Environmental Protection Administration |
| Issued on: | 1986-10-10 |
| Implemented on: | 1987-3-1 |
| Status: | abolished |
| Superseded by: | HJ 618-2011 Determination of atmospheric articles PM10 and PM2.5 in ambient air by gravimetric method |
| Superseded on: | 2011-11-1 |
| Abolished on: | 2011-11-01 |
| Superseding: | |
| Word Count: | 500 words |
| Similar Standards: | T/SSSC 011-2024 DB46/T 687-2025 GB 45437-2025 DB32/T 5013-2025 DB23/T 3629-2023 DB32/T 4712-2024 DB32/T 4678-2024 GB/T 43419.1-2023 DB32/T 4374-2022 T/CCT 009-2021 DB52/T 500-2006 GB 6920-1986 GB/T 39835-2021 SZDB/Z 236-2017 GB/T 14848-2017 GB/T 6921-1986 HJ 596.6-2010 JT/T 645.1-2005 HJ/T 433-2008 SL 63-1994 |
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