Product Description
Use to measure pH changes in marine aquariums, ponds, and very alkaline tap water. Reads the pH of water within the high range of 7.4 to 8.8. 160 tests per kit.
Helps monitor pH and prevent invisible water problems that can be harmful to fish and cause fish loss
Accurately reads pH range 7.4 - 8.8, ideal for Koi & Goldfish
Because different geographies have different tap water conditions, and different fish need different pH levels to be healthy, API helps measure pH levels & detect pH fluctuation caused by fish waste, uneaten food and addition of tap water.
Use for weekly monitoring and when water or fish problems appear
Usually ships same or next day. 
