Analytical control method for abnormal process indicators

- Apr 26, 2019-

1, pH

In the actual adjustment process, the pH value prefers to be alkaline rather than acid, mainly because the alkalinity is more conducive to the improvement of flocculation and sedimentation in the latter stage.

Relationship between pH and other indicators:

Relationship with water quality and quantity: The fluctuation of pH in industrial drainage is mainly caused by acid and alkali drugs used in production. It is necessary to gradually familiarize with the drainage situation of enterprises in operation, and accumulate experience to judge the acidity or alkalinity of water by color and other physical properties.