Tiras visuales

Safe Well Check™ Water Test Kit makes testing accurate, affordable, and easy. A very simple and effective way to test the standard of your drinking...

Detecta: 0, 100, 150, 200, 250, 300, 350, 400, 1000 ppm (mg/L) Botella de 50 pruebas Esta simple tira de prueba de color, de nuestra marca WaterWorks™, permite...

Detects: Negative or Positive (tests for lead & other heavy metals) 5 Tests The Soil Check Test colour test strip, from our SenSafe® brand, all...

This simple colour test strip, from our WaterWorks™ brand, allows quick and accurate testing for Chloride in water. It is a simple dip and read tes...

2 pruebas cada una por cada 30 estudiantes Detecta: Cloro libre: 0.0, 0.1, 0.2, 0.5, 1.0, 2.5, 5.0 ppm (mg/L) Cloro total: 0,0, 0,1, 0,2, 0,5, 1,0, 2,5, ...