GB/T 19493-2004
Active
HJ 949-2018
Active
Industry standards-Environmental protection
HJ 949-2018 Investigation Technical Specification for Particulate Matter Penetration Coefficient of Civil Buildings Environmental Air (PM 2.5)
HJ 949-2018 Investigation Technical Specification for Particulate Matter Penetration Coefficient of Civil Buildings Environmental Air (PM 2.5)
Price:
$ 30
Basic Information
Standard Code:
HJ 949-2018
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Environmental protection
ICS Name:
Environmental protection, health, and safety (vocabulary)
Publish Date:
2018-07-12
Implement Date:
2018-07-12
Pages:
15 pages
Scope
This standard is applicable to the investigation of the penetration coefficient of particulate matter (PM2.5) in the ambient air of civil buildings using the actual measurement method of PM2.5 concentration. The investigation of the penetration coefficient of particulate matter (PM10) in the ambient air of civil buildings can be carried out in accordance with this standard.
Development Information
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