Nextteq Chlorine Ion Dissolved Substance Detector Tubes. Options:

Chlorine Ion Dissolved Substance Detector Tubes
Detection Range: 10 - 2,000 ppm
P/N NX401H

Chlorine Ion Dissolved Substance Detector Tubes
Detection Range: 3 - 200 ppm
P/N NX401M

Chlorine Ion Dissolved Substance Detector Tubes
Detection Range: 1 - 60ppm
P/N NX401L

Immerse the end filled with the solution, with white end plug, into prepared sample solution. Capillary action will occur immediately and the solution sample will rise through the reagent. If chlorine Ion is present in the solution sample, a discoloration will occur.