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MilliporeSigma™ MQuant™ Total Hardness Test Strips, Two Zone

can be used to measure water hardness.

Manufacturer:  MilliporeSigma™ 1.17934.0001

Catalog No. M1179340001

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.



Water hardness is caused by the presence of alkaline earths, primarily calcium and magnesium. Total hardness is measured as the sum of all calcium and magnesium ions. Method: colorimetric with test strips <1.5; 1.5 - 2.5; >2.5 mmol/l CaCO₃ MQuant™


Test Strip
Measure water hardness, groundwater and surface water, drinking water, mineral water
15° to 25°C
<1.5 to >2.5mM/L
<1.5, 1.5 to 2.5, >2.5mM/L
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