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How To Get Rid of River Otters |

Formalin / Formaldehyde: How to use Formalin Malachite for Parasites

January 20, 2018 DrErikJohnson

Formalin For Koi Diseases [caption id="attachment_121" align="alignleft" width="236"] Formalin Malachite is a good treatment for parasites (and some funguses) in tanks and ponds.[/caption] Formalin -..