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
Insta-Test 6-Way Drinking Water Test Strips, Test tap water for free and total chlorine (municipal systems), pH, nitrite and nitrate. For both municipal and well water testing applications. 25 strips/vial.