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شیمی و آزمایشگاه شیمی - تقطیر

تقطیر

نویسنده :Minaeifar
تاریخ:جمعه 15 تیر 1386-03:07 ق.ظ

تقطیر

تقطیر، معمولترین روشی است که برای تخلیص مایعات به کار می رود. در این عمل مایع را به کمک حرارت تبخیر می کنند و بخار مربوطه را در ظرف جداگانه ای متراکم می کنند و محصول تقطیر را بدست می آورند. چنانچه ناخالصیهای موجود در مایع اولیه فرار نباشند، در باقی مانده تقطیر به جا می مانند و تقطیر ساده جسم را خالص میکند. در صورتی که ناخالصیها فرار باشند، تقطیر جزء به جزء مورد احتیاج خواهد بود.

 



نوع مطلب : تــقــطــیــر 

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