Water Hardness Test Strips – HoneForest
Features: *Upgraded color chart from green to red, easy to compare and distinguish. *Total 100 strips for periodical test, and no need buy frequently. *Accurate and Reliable. Specifications: Total Hardness Testing– Calcium and Magnesium levels in water(results as CaCO?) Measuring Range: 0-425mg/L(ppm—parts per million), or 0-25gpg(grams per gallon)
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