Since long time different kind of chemical have been used in order to solve the problem of CaCO3 deposit.
Among these Photosphonates play a very important role, being, since more than two decades, the preferred antiscale component in many commercial formulations.
It is well known that many threshold active agents suffer solubility problems in water containing high Calcium concentration.
This effect is called CALCIUM SENSIVITY.
The first important difference between HYDRODIS® and traditional phosphonates lies in the absence of the turbidity zone.