Precisely lowers pH and KH in freshwater tanks – perfect for hard tap water or sensitive species – helps create fish-friendly, stable water conditions.
With added electrolytes – protects slime coat and gills from osmotic stress – ideal for soft-water species like Discus, Neon Tetras, Angels & shrimp.
Easy dosing for all experience levels – 5 ml per 100 L lowers pH by ~0.2 – gradual adjustment ensures safety and control – works great with test kits.
Supports healthy aquatic life – improves plant growth, reduces stress & helps maintain biological balance – compatible with all aquascaping setups.
ARKA water care – trusted by breeders & pros – German-made formula with bioactive performance – no harsh chemicals, just clean and stable water.

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