GB/T 31270.4-2025 in English

This standard provides guidelines for the assessment of environmental safety of chemical pesticides, specifically focusing on soil adsorption and desorption tests. It outlines the procedures, methods, and criteria necessary to evaluate how pesticides interact with soil, which is crucial for understanding their potential environmental impact. The document details the experimental conditions, sample preparation, and data analysis required to ensure consistency and reliability in testing. It also includes recommendations for reporting results and interpreting findings. The standard is structured to support scientific research and regulatory applications in the field of pesticide environmental risk assessment.