AquaChek White tests for Salt as Sodium Chloride-- unique test strips that simplify an otherwise complicated testing operation. Unlike other test kits, the AquaChek White strips will give you a specific reading of the salt level in your spa or pool water.
A proper level of salt will ensure that the generator is able to produce the desired amount of chlorine, and keep the water free of contaminants.
Product notes: Check levels of sodium chloride (salt) with the highest precision in three to four minutes. Easy and accurate, the Aqua Chek White test strip measures salt levels from 400-7000 ppm.
Comes with complete instructions.