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廠家直銷山東無水硫酸鈉,濟南硫酸鈉,四川硫酸鈉,國標元明粉

 
 
單價 500.00 / 噸對比
銷量 暫無
發貨 山東濟南市付款后3天內
庫存 100000噸起訂10噸
品牌 昌英達
型號 2010-55-7
規格 99
過期 長期有效
更新 2014-03-24 08:47
 

濟南昌英達化工

企業會員第15年
資料未認證
保證金未繳納
詳細說明

濟南昌英達化工有限公司廠家直銷山東元明粉,濟南元明粉,四川元明粉。

產品別名: 元明粉;無水硫酸鈉     分子式:Na2SO4   分子量:142.04   CAS NO:  7757-82-6
性 質:白色細顆粒結晶或粉末,有吸濕性,易溶于水,水溶液呈中性。 溶于甘油,不溶解于醇。暴露于空氣中會逐漸吸收1分子的水。純度高、顆粒細的無水物稱為元明粉。硫酸鈉可形成七水物和十水物,七水物(Na2SO4·7H2O)為白色斜方晶體。加熱至24.4℃時轉為無水物。硫酸鈉與碳在高溫反應時被還原為硫化鈉。

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