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The Study of Recrystal Technique
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The Study of Recrystal Technique
Yang Zhigao
College of Chemistry and Chemical Engineering, Hunan Normal University, Changsha 410081, China
Abstract  The measure of recrystal is introduced. we have been particular expound the choose of solvent and the operational proceeding what we must pay attention to. At last, we also introduce the recrystal art about liquid mixture.
Keyword  recrystal; sieve; manipulate
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3.7  »¯ºÏÎïµÄ½á¾§¶¼ÓÐÒ»¶¨µÄ½á¾§ÐÎ×´¡¢É«Ôó¡¢ÈÛµãºÍÈ۾࣬һ¿ÉÒÔ×÷Ϊ¼ø¶¨µÄ³õ²½ÒÀ¾Ý¡£ÕâÊǷǽᾧÎïÖÊËùûÓеÄÎïÀíÐÔÖÊ¡£»¯ºÏÎï½á¾§µÄÐÎ×´ºÍÈÛµãÍùÍùÒòËùÓÃÈܼÁ²»Í¬¶øÓвîÒì¡£Ô­ÍÐÆ·¼îÔÚÂÈ·ÂÖÐÐγÉÀâÍù×´½á¾§£¬ÈÛµã207¡æ£»ÔÚ±ûͪÖÐÔòÐγɰëÇò×´½á¾§£¬ÈÛµã203¡æ£»ÔÚÂȷºͱûͪ»ìºÏÈܼÁÖÐÔòÐγÉÒÔÉÏÁ½ÖÖ¾§ÐεĽᾧ¡£ËùÒÔÎÄÏ×Öг£ÔÚ»¯ºÏÎïµÄ¾§ÐΡ¢ÈÛµãÖ®ºó×¢Ã÷ËùÓÃÈܼÁ¡£Ò»°ãµ¥Ìå´¿»¯ºÏÎï½á¾§µÄÈÛ¾à½ÏÕ­£¬ÓÐʱҪÇóÔÚ0.5¡æ×óÓÒ£¬Èç¹ûÈÛ¾à½Ï³¤Ôò±íʾ»¯ºÏÎï²»´¿
²Î¿¼ÎÄÏ×
[1] ФÑÇƽ£¬±´»ÁÖÇ. Ò»ÖÖÖؽᾧµÄ²Ù×÷·½·¨. »¯Ñ§Í¨±¨ , 1996, (07)
[2] ÁÖÎÀ¹ú. ʵÑé½ÌѧȫÃæ¸Ä¸ïµÄ̽Ë÷. ʵÑéÊÒÑо¿Óë̽Ë÷ , 1998, (06)
[3] ÕԵ½¨. ʵÑé½Ìѧ·½·¨ºÍÊֶθĸï³õ̽. ³£ÖÝʦ·¶×¨¿ÆѧУѧ±¨ , 2003, (04)
[4] ·½Èð±ó£¬¸ß³Ï࣬ÐìÆäºà£¬°¬Æ¼. ³¬ÁÙ½çÁ÷ÌåÖؽᾧ. »¯Ñ§Í¨±¨ , 1995, (11)
[5] ÕÅÐÅÀñ. ¸ß´¿»ÆѪÑμصÄÊÔÑéÑо¿. ÎÞ»úÑι¤Òµ , 1988, (05)

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