Seachem Flourite Black Planted Substrate salt also called carbonate alkalinity

also called carbonate alkalinity

Before it can be transformed to nitrogen gas the nitrate is first converted back to nitrite

Do not touch the sensor with your fingers

fish and aquatic organisms

but as a natural product it may become dusty in transit

Seachem Flourite Black Planted Substrate salt also called carbonate alkalinitySeachem Flourite Black Planted Substrate Seachem Flourite Black Planted Substrate is a stable, porous clay gravel for natural planted aquariums and freshwater aquarium setups. Its dark appearance is particularly suited to planted aquaria, while providing a long term substrate option for freshwater fishkeepers. Key Benefits Specially fractured porous clay gravel designed for planted aquariums. Suitable for use as an integral substrate bed in natural