GB 11729-1989
Abolished
DB12/T 1121-2022
Active
Tianjin CityLocal standards
DB12/T 1121-2022 DB12/T 1121-2022 Drainage Pumping Water Resources Demonstration Technical Regulations for Excavation Pits
DB12/T 1121-2022 DB12/T 1121-2022 Drainage Pumping Water Resources Demonstration Technical Regulations for Excavation Pits
Basic Information
Standard Code:
DB12/T 1121-2022
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Flood control and drainage projects
ICS Name:
Natural water resources
Publish Date:
2022-06-13
Implement Date:
2022-07-15
Pages:
20 pages
Development Information
Related Standards
GB 5084-1992
Replaced
GB 5084-1992 Standards for irrigation water quality
GB/T 13580.10-1992
Active
GB/T 13580.10-1992 Determination of fluoride in the wet precipitation—Fluor reagent spectrophotometry
GB/T 13580.11-1992
Active
GB/T 13580.11-1992 Determination of ammonium in the wet precipitation
GB/T 13580.1-1992
Active
GB/T 13580.1-1992 General principles for analytical methods of the wet precipitation
GB/T 13580.12-1992
Active