焦亚硫酸钠

性质:白色或微黄色结晶粉末,带有强烈的SO2气味,相对密度1.4,易溶于水和甘油,水溶液呈酸性,溶解度随温度升高而增大,微溶于乙醇。露置空气中极易氧化变质,并不断放出SO2,最后使产品变成硫酸钠,故本产品不宜久存,加热到150℃则分解。 
分子式:
Na2S2O5 
分子量:
190.12
 
CAS NO .:7681-57-4 
外观:
白色流体状结晶或粉末。

包装:25千克的塑编袋25千克的牛皮纸袋25千克聚乙烯塑料袋500千克/1000千克/1100千克/1200千克集装袋或根据客户要求订做。  

 



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食品级碳酸氢铵 详细说明: 性质:白色单斜或斜方晶体, 具有强烈的氨味,相对密度 1.573 , 不溶于乙醇、二硫化碳及浓氨水中,易溶于水,溶于甘油。含氨31%,CO2为56% . 在空气中不稳定,受热很容易分解成氨气(NH3),二氧化碳(CO2)和水. 分子式:NH...
焦亚硫酸钠
焦亚硫酸钠 性质:白色或微黄色结晶粉末,带有强烈的SO2气味,相对密度1.4,易溶于水和甘油,水溶液呈酸性,溶解度随温度升高而增大,微溶于乙醇。露置空气中极易氧化变质,并不断放出SO2,最后使产品变成硫酸钠,故本产品不宜久存,加热到150℃则分解。 分子式:Na2S2O5 分子量:19...
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