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In chemical processing, is negative pressure purification better at high pressure and low temperature or at high temperature and low pressure?

2008-01-26View Original

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The chlorpyrifos crude oil produced by my factory has a low concentration, and it contains some black solid impurities. I proposed purifying it under negative pressure in a reactor, but the results were not very good. Do any of you have any good methods or suggestions?
Reply #22008-01-27
I don’t know if they have tried to filter out the solid impurities from the liquid
Reply #32008-01-28
Thank you for the suggestions from above; I mentioned them as well, but I’m not sure what the workshop supervisor thought. In any case, they weren’t adopted, and perhaps one of the reasons is the loss incurred
Reply #42008-01-28
Closed-filter press, cyclic filtration!
Reply #52008-01-31
Use a leaf filter; add diatomaceous earth, stir, and then filter

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