Piper diagram can classify the chemical composition of groundwater from hydro, which is in the form of water vapor, it is a component of the facies anop wok and delete an important difference.
piper diagram can classify the chemical composition of water in the form of water each facies hydro, which has its positive and negative ions of the major differences.
Piper diagram can assortment of groundwater from chemical composition in terms of hydro which each facies are components of the water vapor อนบ positive and the negative is different.