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Preparation method of sulfogaiacol
The invention discloses a preparation method of sulfogaiacol. The preparation method comprises the following steps: by taking sulfuric acid as a solvent and a sulfonating agent, cooling to -5 DEG C
水体中汞(II)吸附材料研究进展
汞是环境中毒性最强的重金属元素之一。本文对国内外近年来报道的水体中汞(Ⅱ)吸附材料进行了系统综述,重点讨论了各种吸附材料对汞(Ⅱ)的吸附性能与其在水污染治理中的应用,并对汞(Ⅱ)吸附材料的发展趋势进行了简要论述,以期为我国水体汞(Ⅱ)污染治理提供技术依据。
Rectification device applicable to coal-to-ethylene glycol production water liquor industrial recycling system
The invention relates to a rectification device applicable to a coal-to-ethylene glycol production water liquor industrial recycling system. The rectification device comprises a reboiler barrel
A kind of preparation method of thiocol
The invention discloses a kind of preparation method of thiocol.Be solvent and sulphonating agent with sulfuric acid, cool to-5 ~ 10 DEG C, add 1,2-dimethoxy benzene, stir to heat up down, reaction,