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Environmental fate & pathways

Biodegradation in soil

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Description of key information

Inorganic substance, biodegradation testing is not applicable

Key value for chemical safety assessment

Additional information

Ammonium in soil is largely adsorbed onto negatively charged clay particles, and will undergo nitrification and denitrification as part of the nitrogen cycle and be taken up by plants via nitrogen fixation (WHO,1986). The HCO3- ion will generate CO2.

Reference:

OECD (2006). SIDS Ammonium bicarbonate CAS: 1066-33-7, Draft 2006

WHO (1986). EHC 54, Ammonia.