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The suspension was stirred for 3 h before cooling to -78¡ãC and adding CF3C02H (2 mL). The resulting solution was stirred an additional 2 h before adding 6 N HCl(50 mL). ÎÒÏëÎʵÄÊÇ£¬ÀäÖÁ-78¶È£¬¼ÓÈëCF3C02H£¬ÔÙ½Á°è2h, ÊÇ-78»¹ÊÇÊÒνÁ°èÕâ2hÄØ |
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Translator and Proofreader
- ·ÒëEPI: 1690
- Ó¦Öú: 452 (˶ʿ)
- ½ð±Ò: 31580.9
- ºì»¨: 100
- Ìû×Ó: 7681
- ÔÚÏß: 19966.6Сʱ
- ³æºÅ: 3328089
- ×¢²á: 2014-07-17
- רҵ: Ö×Áö·¢Éú
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jimin_y: ½ð±Ò+5, ·ÒëEPI+1, ¡ï¡ï¡ïºÜÓаïÖú, xiexie 2014-09-19 12:09:51
jimin_y: ½ð±Ò+5, ·ÒëEPI+1, ¡ï¡ï¡ïºÜÓаïÖú, xiexie 2014-09-19 12:09:51
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ÐüÒº£¨ÊÒÎÂÏ£©½Á°è3 h£¬È»ºóÀäÈ´ÖÁ-78¡ãC²¢¼ÓÈë2 ml CF3C02H¡£ËùµÃÈÜÒº£¨ÔÚÊÒÎÂÏ£©¼ÌÐø½Á°è2 h£¬È»ºó¼ÓÈë50 ml 6µ±Á¿µÄHCl¡£ Ç°ÃæµÄ½Á°èÓ¦¸ÃÊÇÊÒÎÂÏ£¬ºóÃæµÄ½Á°èÓ¦¸ÃÈÔÈ»ÊÇÊÒÎÂÏ£¬ËäȻûÓÐÖ±½Ó˵¡£ |
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