The 4-in-1 City Water Check for water quality testing is designed to measure the major parameters in municipally treated drinking water. Get accurate results for pH, Total Alkalinity, Total Chlorine, and Total Hardness are in less than 30 seconds. The 4-in-1 City Water Check is a quick and easy way to make sure your drinking water is safe.
Dip one strip into 250 ml water sample for 5 seconds with a gentle back and forth motion. Remove the strip and shake once to remove excess water. Complete colour matching after 20 seconds but before 30 seconds. Match pH, Total Alkalinity, Total Chlorine, and Total Hardness in this order with the colour chart.
4-in-1 City Water Check Test Strips