Alternative Test Methods: Validation and Regulatory Status

Conventional test method Alternative Test Method Infor- mation Last Updated
Name & Description Validation Status Regulatory Status Effect or Potential Effect on Animal Use
Acute Aquatic Toxicity
Fish Acute Toxicity (OECD TG 203) Upper Threshold Concentration (UTC) Step-Down Approach
(a tiered testing strategy to be implemented with OECD TG 203)
Description and references
EU: Endorsed as a valid testing strategy by ESAC EU: Accepted for the assessment of acute aquatic toxicity for hazard classification (2006) Reduction
(Reduces the number of fish used by 65%)
April 2009
Fish Embryo Toxicity (FET) Test
Description and references
OECD: Presently assessing validation OECD: Draft new Test Guideline Replacement
(relative replacement meaning replacing more sentient animals with animals that current scientific evidence indicates have a lower potential for pain perception)
April 2009

List of Abbreviations