GB 11729-1989
Abolished
DB21/T 4327-2025
Active
Liaoning ProvinceLocal standards
DB21/T 4327-2025 Water quality testing technical specifications for rural water supply projects
DB21/T 4327-2025 Water quality testing technical specifications for rural water supply projects
Basic Information
Standard Code:
DB21/T 4327-2025
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Water supply and drainage projects
ICS Name:
Natural water resources
Publish Date:
2025-11-30
Implement Date:
2025-12-30
Publisher:
辽宁省市场监督管理局
Technical Committee:
辽宁省水利厅
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