Dairy Factory Wastewater from Cumulative Point of View–A Case Study

  •  Mehrfam Massah    
  •  Seyed Mirbagheri    


It is needless to mention that, milk has the most appropriate and balanced combination among various foods that human feed on them daily and because of this fact milk is commonly called the perfect food. Therefore, milk and dairy products industries are one of the most important and necessary industries in all human societies. However, wastewater from this industry includes a variety of pollutants. The nature and combination of milk industry wastewater depends on the type of process being done on milk in factory and also type and combination of products that are produced in factory. In this study, the output effluent of a dairy factory was selected for investigation. Firstly, dairy wastewater specifications were introduced. Then, during 63 days, wastewater of plant was sampled ten times. Afterwards, temperature, nitrate, phosphate, BOD, COD, TSS, TDS, DO, pH, NH4, salt were measured by special devices and methods. Afterwards, by correlation analysis the impressibility of each parameter than the other variables was evaluated. The amount of these factors was compared with existing standard. Then, the correlation coefficient of these factors was evaluated by using SPSS software.

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