机构地区: 广东工业大学轻工化工学院化学工程系
出 处: 《广东化工》 1999年第2期13-14,共2页
摘 要: 介绍了以二氧化硫烟气和稀氢氧化钠为原料,制备焦亚硫酸钠的实验方法和条件,产品经化学分析和X射线分析,Na_2S_2O_5 含量大于 96%。 The experimental method and conditions of manufacturing Na2S2O5 from SO2 and diluted NaOH were described.The product was analysed by chemical method and X-ray, and result indicated that the composition of Na2S2O5 was more than 96 percent.
领 域: [化学工程]