These mulit-parameter test strips test for five water quality measurements on 1 strip: Free Chlorine, Total Chlorine, Total Hardness, Total Alkalinity, and pH (6.2 - 8.4). 50 test strips.
Insta-Test 5-Way Natural way Test Strips, provide fast results for Nitrate, Nitrite, pH, Alkalinity and Total Hardness. Applications: Industrial Water Boiling and Cooling, Laundry and Sanitation, Water and Wastewater, Food and Beverage, Drinking Water
STEM Investigations: Design a Water Filter, Students will learn about the processes performed at water treatment facilities, and then engineer their own small scale filtration plant. Kit contains enough materials for 15 groups of students