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樣品管為什么要用石英玻璃做成?

樣品管為什么要用石英玻璃做成?

發布日期:2013-05-23 來源:貝士德儀器 點擊量:4010

   石英玻璃基本上不吸附氮分子,而且,石英玻璃導熱較好,管內樣品的熱平衡速度較快,此外膨脹系數小,激冷激熱時不易碎裂,能耐-196℃液氮溫度的低溫,耐磨。

樣品管為什么要用石英玻璃做成?

發布日期:2021-04-12; 瀏覽量:4010

   石英玻璃基本上不吸附氮分子,而且,石英玻璃導熱較好,管內樣品的熱平衡速度較快,此外膨脹系數小,激冷激熱時不易碎裂,能耐-196℃液氮溫度的低溫,耐磨。
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