Box of 250 reagent tablets in strips of 10. For 250 Total Chlorine tests using a Palintest Pooltest photometer.
Pooltest 3, Pooltest 6, Pooltest 9, Pooltest 10 or Pooltest 25
Tablets must be used in conjunction with DPD No 1 to first test for free chlorine. Check the Pooltest manual for instructions.