ChemistryEasy99×since 2002Q1388Calgon is used for water treatment. Which of the following statement is NOT true about Calgon?AIt is also known as Graham's salt.BIt is polymeric compound and is water soluble.CIt does not remove Ca²⁺ ion by precipitation.DCalgon contains the 2^nd most abundant element by weight in the Earth's crust.Check answerSkip