HI-3840 HARDNESS TEST KITS

Hardness in water is mainly due to the presence of Calcium and Magnesium ions and each contributes to the amount of total hardness. Monitoring and controlling hardness is instrumental in order to prevent scaling and corrosion.
 Low Range: (0-150 mg/L)
 High Range: (400-3000 mg/L)
 Medium Range: (40-500 mg/L)
 Titration Method