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What does it mean that the ion exchange resin becomes darker after use?

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Update time : 2023-09-09 15:37:18

What does it mean that the ion exchange resin becomes darker after use?


Ion exchange resin has been widely used in our production and life, mostly used in water treatment, food industry, pharmaceutical industry, and environmental protection, and its application fields are all over all aspects of our lives. Today, let's talk about what it means that ion exchange resins become darker after use.

An ion exchange resin is a translucent or transparent substance that varies in color depending on its composition. Styrene resin is yellow; Some acrylic resins are colorless and transparent, and some are milky white, in general, there are more crosslinking agents, more impurities in the raw materials, and the color of the resin is deep.

 
Ion exchange resin in use for a period of time, due to iron or organic pollution, its color will become darker; The color of the failed ion exchange resin is slightly darker than that of the raw resin, so the degree of "failure" of the resin can sometimes be seen from the change in the color of the resin.

The above is the reason why the color of the ion exchange resin becomes darker after use, in general, the color of the resin becomes darker, which means that the resin is contaminated, and if the pollution is serious enough to fail, we should replace it in time.
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