水槽計算機

・ Water volume calculation
Calculate the amount of water that goes into the aquarium

・ Weight calculation
Calculate the weight of the aquarium glass

・ Low floor calculation
Calculate the amount of soil and Oiso sand

・ Calculation of the number of fish
Calculate how many you can put

・ Salt water bath calculation
Calculate the appropriate amount of salt in a salt water bath

・ CO2 concentration calculation
Calculate the CO2 concentration from pH and KH