GB 4284-2018

Active

Control standards of pollutants in sludge for agricultural use

农用污泥污染物控制标准

Standard Type
GB
ICS
93.030
CCS
P41
Status
Active
Issue Date
2018-05-14
Implementation
2019-06-01
Centralized Committee
住房城乡建设部
Issuing Authority
国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies the pollutant limits, testing methods, and control requirements for sludge used as agricultural fertilizer or soil amendment. It is applied in China to regulate the application of treated sewage sludge on farmland, ensuring that heavy metals, pathogens, and organic pollutants do not exceed safe thresholds for crop growth and soil health. The standard is used by wastewater treatment plants, agricultural departments, and environmental monitoring agencies to assess sludge suitability for agricultural use.

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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.