Chlorine 0-1000 Strips
Hydrion 0-1000 (CH-1000) chlorine test strips measure the concentration of free chlorine in disinfecting/sanitizing solutions. The color chart has matches at 0-1000 ppm.
Each vial contains 100 strips.
Directions: Dip strip into solution for 1 second, remove strip, and shake off excess solution. Match to color chart within 5 seconds for accurate free chlorine measurement.