Does methanol contain ammonia? In what form does it exist?
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Does methanol contain ammonia? In what form does it exist? How to analyze NH4-N in methanol?
A company uses methanol as a raw material to produce dimethyl ether, and the distillation wastewater from dimethyl ether production contains NH4-N at a level of around 500 ppm. Where does the ammonia come from?
Coking has occurred in the catalyst at the inlet of the dimethyl ether reactor
The pressure difference across the reactor bed also increased by 0.2 MPa