Palintest Water Test Reagents - Hardness Yes/No Tablets250 tablets in a boxWater hardness is caused by the presence of calcium and
magnesium ions. Hardness prevents the formation of lather with soap, and can
cause scaling in water systems. Ion-exchange softeners are widely used for
the removal of ha..
Water Softener Test Kit - Testing tablet kit.GREEN colour indicates the water is soft and RED colour indicates water is hard and softener needs regeneration or attention...