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Formalin
30%

Formalin is a very active chemical and is best used
with Malachite for the
effective treatment of most single cell parasites including white
spot, costia, and some fluke
Infestations.
We do not recommend the use of Formalin with any salt in
solution. For use above 10c (50f) dosage 75mls per 1000 gallons .
The normal course is 3 treatments 5- 7 days apart. |