Parasite-S (formalin) is an effective treatment product for both fish and fish eggs.
Parasite-S is an approved parasiticide for the control of external parasites on all finfish and penaeid shrimp, and for the control of fungus on all finfish eggs and all freshwater-reared finfish. . New users are encouraged to seek advice from a fish health professional prior to using this product.
COLD WEATHER NOTICE – Parasite-S is temperature sensitive and should not be allowed to reach temperatures below 40 degrees F. Regional weather conditions vary greatly and Syndel advises that all formalin users should to stock up on product prior to the cold weather season.
