GB/T 21795-2008
Active
DB62/T 4391-2021
Active
Gansu ProvinceLocal standards
DB62/T 4391-2021 DB62/T 4391-2021 Determination of particulate matter from fixed pollution sources using beta-ray absorption method
DB62/T 4391-2021 DB62/T 4391-2021 Determination of particulate matter from fixed pollution sources using beta-ray absorption method
Basic Information
Standard Code:
DB62/T 4391-2021
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Environmental protection sampling and analysis testing methods
ICS Name:
Pollution, pollution control, and protection
Publish Date:
2021-09-09
Implement Date:
2021-10-09
Pages:
7 pages
Development Information
Related Standards
GB/T 21796-2008
Replaced
GB/T 21796-2008 Chemicals—Activated sludge,respiration inhibition test
GB/T 21800-2008
Active
GB/T 21800-2008 Chemicals—Bioconcentration—Flow-through fish test
GB/T 21801-2008
Active
GB/T 21801-2008 Chemicals—Ready biodegradability—Manometric respirometry test
GB/T 21802-2008
Active
GB/T 21802-2008 Chemicals—Ready biodegradability—Modified MITI test (Ⅰ)
GB/T 21803-2008
Active