Detect copper (Cu²⁺) levels in drinking water in just 3 minutes. Testonic Copper Test Kit offers a fast and simple analysis from 0.1 to 3.0 mg/L. ...
Measure total iron (Fe²⁺ + Fe³⁺) in drinking water in just 3 minutes. Testonic Iron Test Kit provides quick and easy detection from 0.25 to 5.0 mg/L. ...
Detect nickel (Ni²⁺) in drinking water in just 2 minutes. Testonic Nickel Test Kit offers a fast, visual test from 0.1 to 10.0 mg/L. ...
Detect free chlorine in drinking water in 3 minutes. Testonic Free Chlorine Kit gives fast results in the 0.1–5.0 ppm range with visual color comparison. ...