Calcium Hardness definition

Calcium Hardness means the amount of calcium or magnesium dissolved in water; measured by a test kit and expressed as parts per million (ppm) of equivalent calcium carbonate.
Calcium Hardness means the amount of calcium dissolved in the water. Calcium Hardness shall be expressed in parts per million of calcium carbonate.
Calcium Hardness means the amount of calcium dissolved in the water. Calcium hardness shall be measured by a test kit and shall be expressed in parts per million of calcium carbonate.

Examples of Calcium Hardness in a sentence

  • Alkalinity, Calcium Hardness, and Salt Concentration should be checked at least once per month.

  • WARNING: Consistent chlorine levels above 5.0 PPM or consistent salt concentration levels above 5,000 PPM may lead to corrosion of metal components in the spa.WARNING: Consistently low Calcium Hardness levels below 150 PPM may lead to spa equipment damage and failure.

  • Make sure Calcium Hardness levels are within the recommended range above.

  • Connect a line between values for Total Alkalinity and Calcium Hardness.

  • Calcium Hardness, (as Ca) Magnesium Hardness (as Mg) Copper as Cu, Total dissolved Solid, Total Coliform, E.

  • Tests for Combined Chlorine shall be conducted at least twice per week.Spa water shall be tested for pH and disinfectant residuals daily before the Spa is open for use and at least two (2) other times during the hours of spa use for the following: (i) Combined chlorine concentration, when chlorine is used, at least twice a week; and (ii) Total alkalinity at least once a week.The Health Department recommends test for Calcium Hardness be conducted at least once per month.

  • The water quality parameters included temperature, pH, electrical conductivity (EC), dissolved oxygen (DO), biochemical oxygen demand (BOD5), chemical oxygen demand (COD), total suspended solids (TSS), total dissolved solids (TDS), Turbidity, Total Alkalinity, Total hardness, Calcium Hardness, Magnesium Hardness.

  • Water is “Balanced” if it contains just the right amount of pH, Total Alkalinity, Calcium Hardness, and Metals.

  • The BUILDER agrees that any such monetary payments to and repairs done by BUYER shall not void the BUILDER’s or any manufacturer’s warranties.

  • The recommended levels for your your spa are: Free Available Chlorine (FAC): 3.0-5.0 ppm Total Alkalinity: 80 - 120 ppm Water pH: 7.2 - 7.8 Calcium Hardness: 100- 250 ppmIMPORTANT: Turn jet pump on for at least ten minutes after adding ANY spa water chemicals into the filter compartment.• Clean the filter cartridge monthly to remove debris and mineral buildup which may affect the performance of the hydromassage jets, limit the flow, or trip the high-limit thermostat which will turn off the entire spa.

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