Search: Sea Salt Test Kit Water Treat     Product： Phosphate Test Kit Sort： Test Kit Content： Marine Life Phosphate Test Kit can easily and rapidly determine the phosphate concentration of the aquarium water.Phosphate concentration should be lower than 1mg/l,but it is difficult to keep it below 1mg/ml.So phosphate concentration should be often tested.When phosphate concentration is becoming very high,changing water(10-30% per week) or culturing algae are efficiency ways to reduce phosphate concentration.