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ÔªËØÖÜÆÚ±íÍøÕ¾        http://environmentalchemistry.com/yogi/periodic/

¿ÆÑ§Õä¹óÊ·ÁÏÍøÕ¾        http://www.fordham.edu/halsall/science/sciencesbook.html

¿ÆÑ§        http://china.sciencemag.org/

ÃÀ¹ú»¯Ñ§Ð­»áÎÞ»ú»¯Ñ§ÍøÕ¾        http://pubs.acs.org/ic

ÍøÉÏÔªËØÖÜÆÚ±í        http://www.webelements.com/

Chemical Abstracts        http://www.indiana.edu/~cheminfo/cciim31.html

ÔªËØÖÜÆÚ±í        http://chemicalelements.com/

       
»¯Ñ§¹¤³Ìµç×ÓÆÚ¿¯        http://kyc.wfu.edu.cn/second/wnfw/huaxuegongcheng.htm

»¯Ñ§¹¤³ÌÔÓÖ¾ÁÐ±í        http://www.flotu.org/~lhe/jour-chem.htm

       
»¯¹¤ÒýÇæ        http://www.chemyq.com/comp.htm

Öйú»¯Ñ§Æ·ËÑË÷Íø        http://www.chemmvp.com/index.jsp

»¯Ñ§½á¹¹ËÑË÷£¨Íâ¹ú£©        http://www.emolecules.com/

SDBS Compounds and Spectral Search        http://riodb01.ibase.aist.go.jp/sdbs/cgi-bin/direct_frame_top.cgi

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ÃÀ¹úרÀûÃâ·ÑÏÂÔØ        http://www.pat2pdf.org/

Å·ÖÞרÀûÏÂÔØ        http://www.drugfuture.com/eppat/patent.asp

¹úÍ⻯ѧÆÚ¿¯È«ÎÄÏÂÔØ        http://library.umsmed.edu/free-e_res.htm#Journals

×ÔÈ»£¨nature£©        http://www.nature.com/index.html

¿ÆÑ§£¨science£©        http://www.sciencemag.org/

°¶¶ÉѧÊõËÑË÷Íø        http://read.freeduan.com/

»¯Ñ§ÐÅÏ¢Íø        http://www.chemhome.net/

»¯Ñ§Èí¼þÔÚÏß        http://www.chemonline.net/chemsoft/index.html

Öйú»¯¹¤Íø        http://cn.chemnet.com/
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