发表时间:2022-10-15
1. Desulfurizer generally refers to the agent for removing free sulfur or sulfur compounds from fuels, raw materials or other materials; In the control and treatment of pollutants, it mainly refers to the agents used to remove sulfur oxides including SO2 and SO3 from waste gas. All kinds of alkaline compounds can be used as desulfurizers.
2. Urea can be used to synthesize plastics and drugs in industry, and it can also be directly used for medicine itself. The urea injection for medicine can be used to reduce intracranial pressure, and the sulfonamide urea can be used for anti inflammation. In the petroleum industry, it is the raw material of melamine, and can also be used as polyamide, a kind of high polymer material.