A new effective technique,the turbidits,was put forward to evaluate the qualities of water-treatments.Five representative medicines such as the phosphinic sart of treatments HEDP and ATMP,the polymer sort of HPMA and PAA,and green treatment PESA were selected to evaluate their capability by the turbidity method in this experiment.The values measured were compared with the common methods of static-state and limit carbonate rigidity method.The results show that the turbidity method can assess the difference o...