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发表于 2008-3-18 08:53:46 | 显示全部楼层 |阅读模式
http://www.chemblink.com/' |: [! v) T( R

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chemBlink is an open source of chemical information available to the public online since 2005. It also serves as a platform to promote products for worldwide suppliers
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" ^+ m  ~  G2 i) a$ ]2 d' T' V  g6 `http://chemfinder.cambridgesoft.com/
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Free Chemical Searching
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