General description
This MQuant® Residual Hardness test (formally MColortest®) is suitable for the colorimetric determination using the easy to use color card. Calcium and magnesium ions react with an indicator to form a red complex compound. The residual hardness is measured semiquantitatively by visual comparison of the color of the measurement solution with the color fields of a color card.The test can be used in: Boiler water and boiler feed water Check of ion-exchanger plants for the production of deionized water
Method: colorimetric with color card 0.04 - 0.08 - 0.15 °d 0.05 - 0.1 - 0.19°e 0.7 - 1.4 - 2.7 mg/l CaCO3 MQuant®
Legal Information
MQUANT is a registered trademark of Merck KGaA, Darmstadt, Germany
MCOLORTEST is a registered trademark of Merck KGaA, Darmstadt, Germany
Packaging
400 tests in Plastic box
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