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250 ml (8.5 oz) / 500 ml (17 oz) / 1000 ml (34 oz)
500 - 1000 ml (17-34 oz) per 1000 l (250 gal)
NYOS® ACTIVE CARB is a high-quality, steam-activated, pH-neutral activated carbon, the use of which achieves crystal clear, clean aquarium water.
The advantages at a glance: