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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Description of key information

The objective of the study was to establish of acute toxicity of N-(n-Butyl)thiophosphoric triamide (NBPT) to the bluegill,Lepomis macrochirus, a freshwater fish. This study was conducted according to EnviroSystems Test Protocol 8967-BR (Acute Static Toxicity of Test Substance to the Bluegill (Lepomis macrochirus) and basedon theproceduresof theU.S. Environmental Protection Agency (1986, 1987). The method used basically follows the EPA OPPTS 850.1075 (Freshwater and Saltwater Fish Acute Toxicity Test) which is similar to OECD Guideline 203 (Fish, Acute Toxicity Test).

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
1 mg/L

Additional information