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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Status: | superseded |
Superseded by: | HJ 618-2011 Determination of atmospheric articles PM10 and PM2.5 in ambient air by gravimetric method |
Superseded on: | 2011-11-1 |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: | GB 6920-1986 DB32/T 4374-2022 DB52/T 500-2006 T/CCT 009-2021 GB/T 43419.1-2023 GB/T 39835-2021 GB/T 14848-2017 SZDB/Z 236-2017 DZ/T 0290-2015 GB 3095-2012 GB/T 29052-2012 GB/T 28714-2012 HJ 596.4-2010 HJ 596.3-2010 HJ 596.7-2010 HJ 596.6-2010 GB/T 22839-2010 GB 21523-2008 HJ/T 433-2008 HJ/T 431-2008 |
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