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Ecotoxicological information

Short-term toxicity to fish

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Link to relevant study record(s)

Description of key information

One reliable data point was identified for ammonium molybdate. For (NH4)2Mo2O7, the reliable acute value was a 96h-LC50 of 237 mg Mo/L, and this for the fish O. mykiss (HRC, 1994). 

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
237 mg/L

Additional information

The reliable acute toxicity concentration level ammonium molybdate is summarized below. The effect level is expressed as (mg Mo)/L, and is a 96h-LC50 of 237 mg Mo/L.

Species

Mo-salt

Endpoint

 

mg Mo/L

pH

Reference

O. mykiss

(NH4)2Mo2O7

96h-LC50

Nominal

237

5.7

HRC, 1994