GB/T 3839-1983
Active
DB32/T 4541-2023
Active
Jiangsu ProvinceLocal standards
DB32/T 4541-2023 Sea water quality evaluation guideline: Total nitrogen and total phosphorus
DB32/T 4541-2023 Sea water quality evaluation guideline: Total nitrogen and total phosphorus
Basic Information
Standard Code:
DB32/T 4541-2023
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nPollutant emission standards
ICS Name:
\nWastewater
Publish Date:
2023-09-22
Implement Date:
2023-10-22
Pages:
8 pages
Scope
This document provides the evaluation standards and analysis methods for total nitrogen and total phosphorus in seawater.
This document is applicable to the evaluation of seawater quality in near-shore coastal areas regarding total nitrogen and total phosphorus.
Development Information
Referenced Standards
GB 3097-1997 Sea water quality standard
GB/T 12763.2-1991 The specification for oceanographic survey—Marine hydrographic observations
GB/T 12763.2-2007 Specifications for oceanographic survey—Part 2:Marine hydrographic observation
GB/T 12763.4-1991 The specification for oceanographic survey observations of chemical parameters in sea water
GB/T 12763.4-2007 Specifications for oceanographic survey—Part 4:Survey of chemical parameters in sea water
GB 17378.4-1998 The specification for marine monitoring Part 4:Seawater analysis
GB 17378.4-2007 The specification for marine monitoring—Part 4:Seawater analysis
HY/T 147.1-2013 Code of practice for marine monitoring technology Part 1:seawater
Related Standards
GB 4284-1984
Replaced
GB 4284-1984 Control standards for pollutants in sludges from agricultural use
GB 4914-1985
Replaced
GB 4914-1985 Effluent standards for oil-bearing waste water from offshore petroleum development industry
GB/T 4918-1985
Abolished
GB/T 4918-1985 Waste water from manufacturing process—Determination of total nitro compounds—Spectrophotometric method
GB/T 4919-1985
Abolished
GB/T 4919-1985 Waste water from manufacturing process—Determination of total nitro compounds—Gas chromatographic method
GB 9135-1988
Abolished