Pond Medic Formaldehyde 250ml

Pond Medic Formalin Pond Medic Formalin is an effective treatment against many parasites such as Whitespot, Flukes, Ciliates and Flagellates. Note Do not use below 10 Degrees C if salt is present in the pond. Always mix in a suitable container with some pond water and distribute evenly around the pond. For severe cases use as a dip at the rate of 1ml per 5 Litres for up to 30 minutes maximum, followed 48 hours later by a standard treatment.

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