Registration Dossier
Registration Dossier
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EC number: 610-672-2 | CAS number: 51503-61-8
Toxicity to soil macroorganisms except arthropods
Administrative data
Link to relevant study record(s)
Description of key information
LC50 earthworms > 1000 mg/Kg ww
Key value for chemical safety assessment
- Short-term EC50 or LC50 for soil macroorganisms:
- 1 000 mg/kg soil dw
Additional information
The acute toxicity of Ammonium phosphonate was assessed based on Potassium phosphonate. The test item of Potassium phosphonate (KH2PO3/K2HPO3) was tested on earthworms Eisenia fetida in a full test.
Concerning mortality endpoints, the LC0, LC100,LC50, the NOEC and the LOEC values at 7 and 14 days, were assessed as equal and greather than 1000 mg/Kg d.w.
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