碱性气体:NH3(氨气)、PH3(磷化氢) NH3 熔点-77.73摄氏度 沸点-33.33摄氏度 PH3 熔点-132.8摄氏度 沸点-87.5摄氏度 注意,N2H4(联氨)不是碱性气体!其熔点为1摄氏度,沸点为113.5摄氏度。
研究了酸碱性气体对档案资料用纸耐久性的影响。
Experimental Investigation on Acid Gases Removal Using Circulating Fluidized Bed Reactor;
因此真空油泵使用时需要净化干燥等保护装置,以除去进入泵中低沸点溶剂、酸碱性气体和固体微粒。
Therefore, when using the vacuum pump protection devices need cleaning and drying to remove the low boiling point solvent into the pump, acid gases and solid particles.
当PTFE用于使用可以同水反应的酸性或碱性气体气体的系统时,它们的水蒸汽会在系统内导致腐蚀性酸性或碱性液体的生成。
When PTFE washers are used in systems using water-reactive acidic or basic gases, their moisture can cause the formation of corrosive acids or alkaline liquids in the system.
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