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Ecotoxicological information

Long-term toxicity to fish

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Description of key information

The 28-day NOEC based on an early life stage test with the three-spined stickleback (Gasterosteus aculeatus) was 10 mg/L diethylene triamine. 

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
10 mg/L

Additional information

One chronic study for fish was available for diethylene triamine. This study was well documented and met generally accepted scientific principles, and thus, was considered acceptable for assessment. In this study, eggs of the three-spined stickleback (Gasterosteus aculeatus) were exposed to diethylene triamine in a semi-static system for a period of 28 days until they reached juvenile status. The endpoints that were measured in this study included mortality, development, hatching success, and growth parameters. There were no effects of diethylene triamine on any of the measured endpoints at the highest test concentration of 10 mg/L. Thus, the NOEC was > 10 mg/L diethylene triamine.