Pibulsongkram Rajabhat University has operated a water supply system for consumption within the university with the chemicals used in the water supply system are poly aluminum, Liquid chloride (PAC), and treated water which must be quality-standardized by the Metropolitan Waterworks Authority; therefore, the university has to check and analyze the quality of the water. There are 3 samples of water to be analyzed: raw water, Clarifier, and filtered water. The 10 parameters checked are Turbid, pH, Conductivity, Chloride, Total Hardness, Calcium Hardness, Alkalinity, TDS, Salt, and Sulphate.
