Check your Total Hardness levels with Confidence using our WaterWorks™ Total Hardness Check. Contains 50 tests.
One of our most popular tests!
Total Hardness test strips for water quality are the ideal solution for many projects. Our test strips are perfect for service work, classroom demonstrations, or to give to customers instead of an expensive service call. Total Hardness test strips for water quality offer a wide range of detection and calibrated to be both accurate and sensitive. With their low cost and high accuracy, Total Hardness test strips also offer you a time-savings. No more counting drops or waiting for laboratory results. With total hardness water quality test strips you are in control and can find out exactly where your calcium level is before it becomes a problem.
Range 0, 40, 80, 120, 180, 250, 425, 1000 ppm
AND: 0, 2, 5, 7, 11, 15, 25, 58 GPG
AND: 0, 2, 4, 7, 10, 14, 24, 56 DH (Deutche Haerte or German Hardness Degrees)
Made in USA