
Hs Aqua Rio Negro
Special aquarium water conditioner
Hs Aqua Rio Negro contains humic acids to create a natural environment for fish from tropical blackwater areas, thereby stimulating their reproduction and coloration.
- Dosage: 5 ml per 10 l of water every 14 days.
- A higher dosage (up to 10 ml per 10 l) is possible if a stronger colour is desired.
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