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| after dissolving in Et2o, was extracted with NaOH solns giving 1000g of a neutral fraction and 800of an acid one. |
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samuelxu231
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4Â¥2008-08-13 16:16:42
2Â¥2008-08-13 12:57:04
wuliang6898
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¶÷!ÊÇÂÛÎÄÖеÄÒ»¾ä,Äã°ïÎÒ¿´¿´°É!ÎÒÈ«´òÉÏÈ¥ the air-dired material was crushed and extracted tith hexane in a Soxhlet apparatus for 12hr. The extract was defatted and, after dissolving in Et2o, was extracted with NaOH solns giving 1000g of a neutral fraction and 800 of an acid one. ¾ÍÕâЩ°É !ÊǹØÓÚ±¶°ëÝÆÀàÌáÈ¡µÄ! |
3Â¥2008-08-13 14:39:46
xcf220105
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6Â¥2008-08-14 15:07:04














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