Diesel hydrogenation
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Refined diesel has a green color with a chroma value of >0.5; the equipment is in good condition – how should the operations be adjusted from a process perspective?
What are the results of the tests you did? Range, sulfur, and nitrogen content ； Density and such ； The process conditions should also be briefly described
A green color indicates that a test for sulfur and nitrogen content can be conducted; it seems that the nitrogen level is too high.
The nitrogen content is within the acceptable limits, and all indicators are normal
Try to determine the levels of metal impurities, such as chromium, cadmium, copper, and so on