ISTA Aquarium Substrate Premium Soil

Product Details :
A scientifically formulated substrate from natural soil sintered into a porous and granular structure with excellent filtering power.
Sintered with organic acid; suitable for shrimp, fresh water fish, and plants.
Helps maintain stable, healthy, and clear water for long period of time.
Lowers PH/KH of the water; creates weak acid and soft water environment.
Rapidly removes cloudiness and supports the development of aerobic bacteria.