Allpoints 851238 Tester, Micro Chlorine

micro chlorine tester gives instant readings with chlorine sanitizing solutions. convenient dispenser protects paper & allows user to tear off any length strip. match resultant color to color chart which indicates 10-50-100-200 ppm of free available chlorine. includes dispenser with 15' of 5/32" wide paper plus one refill roll of paper. performs well over 200 tests.