GB/T 21857-2008
ActiveTesting of chemicals - Ready biodegradability - Modified OECD screening test
化学品 快速生物降解性 改进的OECD筛选试验
Application Summary AI generated
This standard specifies a laboratory test method for determining the ready biodegradability of chemical substances in an aerobic aqueous environment. It is applied in environmental risk assessment and regulatory compliance for industrial chemicals, detergents, and pharmaceuticals to evaluate their potential for rapid and complete degradation in natural water systems. The modified OECD screening test is used by manufacturers and testing laboratories to classify substances for environmental labeling or regulatory notification.
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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.