PH Test Kit High Range merchant-exclude Naturally Rounded: These stones are

Naturally Rounded: These stones are smooth and rounded due to natural erosion by water

and slowly releases CO2 to aquarium plants

Fully Submersible

and size make it a fantastic choice for any aquascaping design that calls for rugged

or scattered across the substrate to enhance the natural look

PH Test Kit High Range merchant-exclude Naturally Rounded: These stones areThe API HIGH RANGE pH TEST KIT measures pH changes in marine aquariums, aquariums with African Cichlids, and very alkaline tap water. The API HIGH RANGE pH TEST KIT reads the pH of water within the high range of 7. 4 8. 8, and includes one bottle of test solution and one test tube.