L'éducation

Detects: Tests for the EPA limit of 15 ppb (µg/L) lead in water, lateral flow test strip. EPA Standards Results in Minutes Fast, Accurate, Easy to...

NEW! The WaterWorks™ Chlorine Dioxide High Range water quality test strips have a very high range of detection with our patented indicator. With n...

2 tests chacun pour 30 élèves Détecte : Chlore libre : 0,0, 0,1, 0,2, 0,5, 1,0, 2,5, 5,0 ppm (mg/L) Chlore total : 0,0, 0,1, 0,2, 0,5, 1,0, 2,5, ....