Use when:
An ammonia test kit indicates the presence of toxic ammonia and or your fish are sick or dying whic is often caused by ammonia poinsoning.
New biological filtration (less than 6 weeks old) has been installed or existing filtration has been damaged by treatments or interruption of water supply.
Acts against:
Toxic ammonia and lethal chloramine
Pack treats 1000gallons (4546 litres)
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