The API® POND WIDE RANGE pH TEST KIT quickly and accurately measures the pH of pond water, and prevents the harmful effects of pond water that is either too alkaline or too acidic, which could result from minerals found in tap water, high ammonia levels in the pond, rain runoff, or overstocking of pond fish.
Product reads pH levels from 5.0 to 9.0.
Contains 160 tests and includes 1 test bottle, easy-to-ready instructions, glass test tube and color chart.