“ammonium sulfite”的概念、定义、翻译、参考文献-科学参考

单词	ammonium sulfite
释义	ammonium sulfite Encyclopedia 工学二氧化硫释 ammonium sulfite硫酸铵分子式(NH 4) 2 SO 4 ，分子量132。纯品为无色斜方晶体，工业品为白色至淡黄色结晶体，无气味，熔点80～230℃，0℃时水中溶解度70.6克，100℃时103.8克，不溶于乙醇和丙酮，0.1摩尔/升水溶液的pH为5.5，相对密度1.77，折光率1.521。
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