Hach 2745250 Total Hardness Test Strips

Brand Name: Hach Company Model Number: 1194T51EA National Stock Number: 6630-01-507-9568 Number of Items: 1 Part Number: 2745250 Product Dimensions (cm): 12.83 x 7.65 x 3.05   Calcium and magnesium ions are nearly exclusively responsible for water hardness. Other divalent and trivalent metals have a similar effect, but are rarely present in sufficient concentrations in drinkable water to create concerns. Hardness generates scale in boilers and increases soap use in laundries.