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Phosphate free. Tropical GH Conditioner increases the GH (general hardness) of water to aid osmosis control in fish. It also adds the minerals, elements and trace elements which are often insufficient in tap water and rainwater, but essential for healthy tropical community fish.
Directions: 1 level teaspoon or 5g to 8 litres of water will raise GH by approximately 8dGH or 140ppm.
