GB/T 21854-2025
ActiveChemicals—Fish early-life stage toxicity test
化学品 鱼类早期生活阶段毒性试验
Application Summary AI generated
This standard specifies a laboratory test method for evaluating the chronic toxicity of chemical substances to fish during their early life stages, from embryo through juvenile development. It is applied in environmental risk assessment and regulatory compliance for industrial chemicals, pesticides, and pharmaceuticals, providing data to determine safe concentration levels for aquatic ecosystems. The test is used by chemical manufacturers, environmental agencies, and research institutions to classify substances for aquatic toxicity and support ecological safety evaluations.
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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.