OTO Reagent for Chlorine/Bromine Test



OTO (Orthotolidine) Indicator Solution for Chlorine/ Bromine Test. Use 5 drops and match color to test kit for chlorine reading. Meant for use in Poolmaster Test Kits


  • 1.2 Fluid Ounce (15mL)
  • For Chlorine or Bromine Testing




(not replacement for teddy bear test kits)

Additional information

Weight .1 lbs
Dimensions 3 × 1 × 1 in