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Swimming Pool Spa Water Chemical Test Kit for Chlorine and Ph Test (Refill Only). 1/2oz bottle of OTO Chlorine Test Solution. Test Solution Refill Only. 1/2oz bottle of Phenol Red pH Test Solution.

Test Solution Refill Only The 2 standard testing solutions that are used for measuring and maintaining the proper Chlorine, Bromine and pH chemical levels in swimming pools and spas 1/2oz bottle of OTO Chlorine Test Solution 1/2oz bottle of Phenol Red pH Test Solution

Test Solution Refill Only The 2 standard testing solutions that are used for measuring and maintaining the proper Chlorine, Bromine and pH chemical levels in swimming pools and spas 1/2oz bottle of OTO Chlorine Test Solution 1/2oz bottle of Phenol Red pH Test Solution