User Manual

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            
           

III



5. 



          
       
with detergent or acid, as with the pH glass.
C. Free Chlorine
1. Free Chlorine as an Indicator
          

          
concentrations of which are directly dependent on pH.









and ammonia).
2. Free Chlorine Units

         

a pH of 5-9 in water sanitized by chlorine only.

        
           
concentrations that is wider than the range of a colorimetric test kit.