Product Description: Alkalinity tablets used for testing the alkalinity level in pool water.
Quantity: 250 tablets per bottle
Testing Method: These tablets are added one-by-one to a 100ml sample of pool water. The water will then turn from yellow to bright red. The alkalinity level is then determined by the following formula
Alkalinity Level (ppm) = (number of tablets it takes to turn bright red x 20) - 10
Other Information: You will also need a 100ml dilution tube to perform this test.