Customs clearance knowledge training is open on Yuanfar companyOn the afternoon of June 9th, the risk Control Department of Yuanfar Company invited Yang Ling, general manager of Shaanxi Yinghe Group Company.
Hydrazine hydrate and its derivatives are widely used in many industrial applications, such as chemical products, pharmaceutical products, agrochemical products, water treatment, photography and photographic products, etc.
There are four industrial production methods of hydrazine hydrate: lacey method, urea method, ketone nitrogen method and hydrogen peroxide method. At present, urea method is mainly used in China. 2.1.1 Raschig method This process, first used in industrial production in 1906, produces hydrazine.
The main industrial production methods of hydrazine hydrate are laxi method, urea method, ketone nitrogen method and hydrogen peroxide method. The urea process is mainly used in China. 1. Urea oxidation method Mix 10% sodium hypochlorite solution with 30% liquid alkali, then cool, adjust the mix