This refill box is specifically designed for spa water and includes 1 bottle of each of the 6 reagents:
-Total Alkalinity (100 tests)
– pH (100 tests)
– Calcium Hardness (50 tests)
– Bromine (100 tests)
– Free Chlorine (100 tests)
– Combined Chlorine (100 tests)
Can be used with the eXact iDip 525 and the Spa eXact EZ photometers.
