This standard specifies function zone division of ambient air quality, grade standard, pollutants item, taking value time and concentration limit, sampling and analysis method as well as effectiveness specification for data statistics.
This standard is applicable to nationwide ambient air quality assessment.
Foreword I
1 Subject Content and Application Scope
2 Normative References
3 Definitions
4 Classification of Ambient Air Quality Function Zone and Standard Grade
4.1 Classification of Ambient Air Quality Function Zone
4.2 Standard Grade of Ambient Air Quality
5 Concentration Limits
6 Monitoring
6.1 Sampling
6.2 Analytical Method
7 Provisions on Effectiveness of Data Statistics
8 Standard Implementation
