Aquasonic Formalin Malachite Solution for Freshwater Fish
Copper free whitespot and parasite treatment
Aquasonic Formalin Malachite Solution for Freshwater Fish
Aquasonic Formalin Malachite Solution is a copper-free, dual-action treatment combining Formalin and Malachite Green for broad-spectrum control of whitespot (Ich), fungal infections, external skin and gill parasites and slimy skin disease in freshwater fish. Designed for fish-only freshwater aquariums, this trusted Australian formula delivers fast and reliable parasite control when applied correctly - making it a go-to treatment for aquarists dealing with some of the most common and persistent freshwater fish health issues. Manufactured by Aquasonic, a respected name in aquarium health products.
Important - Not Safe for Invertebrates
Do not use in tanks containing shrimp, snails or other invertebrates. Remove all invertebrates before treatment. Turn off UV filters and remove activated carbon before dosing.
Key Features and Benefits
- Dual-ingredient formula combining Formalin and Malachite Green for broad-spectrum treatment
- Treats whitespot (Ich), external skin and gill ectoparasites, fungal growths, slimy skin and cloudy patches
- Copper-free formula - safe for copper-sensitive systems
- Fast-acting when applied correctly with temperature boost
- For freshwater fish-only aquariums
- Trusted Australian quality from Aquasonic
When to Use
- Fish showing symptoms of whitespot (Ich) - small white salt-like spots on body and fins
- External parasites present on skin or gills
- Fungal infections or slimy skin disease
- Cloudy patches on the skin or fins
Treatment Instructions
| Step | Action |
|---|---|
| Step 1 - Preparation | Remove all invertebrates from the tank. Turn off UV filters and remove activated carbon before treatment begins. |
| Step 2 - Dosage | Add 5mL per 20 litres of aquarium water once daily for 4 days. |
| Step 3 - Temperature | Raise water temperature by 2 to 3 degrees Celsius within the safe range for your fish species to increase treatment effectiveness - particularly for whitespot. |
| Step 4 - Aftercare | After Day 4, perform a partial water change and resume normal filtration. |
Product Details
| Feature | Detail |
|---|---|
| Brand | Aquasonic |
| Product Type | Dual action formalin malachite green fish treatment |
| Active Ingredients | Formalin and Malachite Green |
| Copper Free | Yes |
| Treats | Whitespot, skin and gill ectoparasites, fungal infections and slimy skin disease |
| Dose Rate | 5mL per 20 litres once daily for 4 days |
| Safe for Invertebrates | No - remove all invertebrates before treatment |
| Suitable For | Freshwater fish-only aquariums |
| Made In | Australia |
Please note: For freshwater fish-only aquariums. Do not use in tanks containing shrimp, snails or other invertebrates. Remove all invertebrates, turn off UV filters and remove activated carbon before dosing. Raise water temperature by 2 to 3 degrees Celsius to improve effectiveness. Perform a partial water change and resume normal filtration after Day 4. Always read and follow the label directions before use. Keep out of reach of children. Store in a cool, dry place away from direct sunlight.
(AQNFM)
| SKU | AQNFM |
| Brand | Aquasonic |
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