Sunday, October 3, 2010

WATER HARDNESS

Hardness dipecahkan kepada Carbonate dan non-carbonate hardness
Hardness – Kewujudan Calcium dan Magnesium (dan mungkin iron, aluminium, manganese

CLASSIFICATION
Carbonate
hardness
Non-bicarbonate
Hardness
Calcium hardness
Calcium Bicarbonate Ca(HCO3)2
Calcium Carbonate CaCO3
Calcium Sulphate CaSO4
Calcium Chloride
CaCl2
Magnesium Hardness
Magnesium Bicarbonate Mg(HCO3)2
Magnesium Carbonate MgCO3
Magnesium Sulphate MgSO4
Magnesium Chloride MgCl2

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