GB/T 21795-2008
Active
DB43/T 1646-2019
Active
Hunan ProvinceLocal standards
DB43/T 1646-2019 The indoor air quality requirements for primary and secondary schools
DB43/T 1646-2019 The indoor air quality requirements for primary and secondary schools
Price:
$ 30
Basic Information
Standard Code:
DB43/T 1646-2019
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Professional environmental quality standards
ICS Name:
Pollution, pollution control, and protection
Publish Date:
2019-09-10
Implement Date:
2019-12-10
Pages:
14 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