WebTests for Total Hardness. Dip a SofChek test strip in your pool or spa water for one second and remove. You'll get test results in seconds. For a clean and healthy pool, test … WebFind helpful customer reviews and review ratings for Hach AquaChek Dip-and-Read Water Quality Test Strips, Total Hardness, 0 to 425ppm (50-Pack) at Amazon.com. Read …

Hach 2793844 Total Hardness Test Strips, 0 to 425 mg/L; 250 Strips…

WebTotal Hardness Test Strips, 0-425 mg/L, 50 Cout, Hach Sofchek. Water hardness is caused almost entirely by calcium and magnesium … WebA reliable measure of water hardness in 15 seconds. Total Hardness is measured in the range of 0 to 25 grains per gallon (0 – 425 parts per million). SofChek® Water … predictive advantage

Hach 2745325 Iron Test Strips (Total Dissolved Iron), 0-5 mg/L

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