铅玻璃里面的氧化铅 PbO - V2EX
lfs9azh

铅玻璃里面的氧化铅 PbO

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  •   lfs9azh Aug 20, 2017 2338 views
    This topic created in 3187 days ago, the information mentioned may be changed or developed.

    想买几个玻璃瓶做辣椒酱,手贱搜了下有没有毒,结果出来个氧化铅,这东西剧毒。 氧化铅不溶于水,不溶于乙醇,溶于硝酸、乙酸、热碱液。 在加热下,一氧化铅易被氢、碳、一氧化碳等还原成金属铅。 百度了半天,都是说铅玻璃有毒的哈。期间还百度了下陶瓷,这个好处理,注意下釉上彩不要接触食物就没多大关系。

    再说铅玻璃,琉璃是稳定的混合物,这氧化铅最多也就表面一两层分子的氧化铅能化学反应出来,里面的都被二氧化硅之类的包住了,水啊酸啊的进不去,没有接触不能发生反应,根据建议保存库温不超过 35 度来看,用开水煮煮差不多能去掉表层的氧化铅。

    有没有从事化学行业,或者玻璃行业的朋友进来解惑?

    NonClockworkChen
        1
    NonClockworkChen  
       Aug 21, 2017
    化学问题,物理问题,各种非计算机问题,最好去小木虫- -
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