How to decolorize yellow acetate
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The acetic acid produced by the company has always been yellow, which poses problems for product sales. Activated carbon and resins have been tried, but they were ineffective. Are there any other reagents that can be used for decolorization?
Ultrafiltration membranes can be considered for decolorization; we have used them on other products and the results have been good
I think the first thing to clarify is what the impurities are So as to choose the right method
What causes the discoloration? Knowing that will allow us to solve the problem mentioned above.
If nothing else works, distill it once; of course, decolorization at the initial stage is the best option as it requires less energy