• 2022-12-02

2. Pretreatment of anion resin: 2.1 After the anion exchange resin is filled, backwash shall be carried out first to ensure 80% backwashing expansion rate to remove impurities and fine resin particles until the backwashing effluent is clear. 2.2 Feed 2-3% NaOH solution at a flow rate of 4m/h. When the outlet concentration reaches 1.5-2%, stop feeding and soak for more than 8 hours, and then rinse ...

• 2022-12-05

The specific operations are as follows: Clean the bed and put water 1-2 meters deep (ensure that the water surface is higher than the resin layer): 1. The design height shall be filled with resin (the final height of resin shall be subject to re ecology). 2. After installing the cation exchange resin, backwash to make the resin surface smooth, and then install the anion exchange resin; Two steps h...

• 2023-04-03

Ion exchange resins are used in the food industry for a variety of applications. They can be used to remove heavy metals, salts, and other impurities from food products. They can also be used to separate components of food products such as proteins, carbohydrates, and fats. Additionally, Strong acid cation exchange resin and weak base anion exchange resins can be used to adjust the pH of food prod...