Poolmaster 22240 3-Way Swimming Pool or Spa Water Test Kit with Case, Small, Multi
- analyzes three chemical factors: Chlorine, Bromine and pH.
- Round, clear-view test block with matching color caps to 1/2 ounce solutions of OTO and Phenol Red.
- OTO tests for chlorine levels and Phenol Red tests for pH.
- Phenol Red is for use with 2 or 3-Way Test Kits Only - not to be used with 5-Way.
- (Note: Phenol Red is not the same as Solution #2 Phenol Red - DO NOT interchange).
- Note: The #1 solution is sealed to comply with transportation regulations. No other solutions in this kit require sealed caps..