Easy to use strip provides accurate results in only 90 seconds Moisture absorbing vial protects the strips from the elements preserving freshness No electronics or chemicals needed for accurate results, just one strip Vivid color blocks at 0, 500, 1000, 2500, 5000 and 10000 ppm This strip IS NOT for testing tap water or hot tub water. If you are unsure of which product will best suit your needs, please send us a message we will be happy to help
View full description
Item# : SPM13846354917
Model # : PPX04V50