Malachite Green (Zinc Free) 100%
Fish Disease Diagnosis: Ich, fungus, oodinium (velvet), mouth fungus. May also be used in combination with Formaldehyde solutions.
Fish Disease Treatment: 28.4 grams makes 1 gallon. After mixing, use 1 drop per gallon.
Warning: Do not use on fish eggs. Malachite green will calcify them. Use Acriflavine Neutral powder instead.