http://www.b2b99.com/
http://www.ecvv.com/
http://www.peru168.com/
秘鲁通
http://www.ttnet.net/html/search_keyword.htm?PV=B1.B
ttnet
http://www.tradingchem.com/suppliers/name-m15.html
印度多
http://www.ayna.com/index.en.html
http://guiamexico.com.mx/reactivos-quimicos/empresas-guia.html
http://itm.com.cn/signin.html
trademarket 印尼？有邮箱
http://www.import-export-guide.com/
http://www.tradeleads.at/index.php?action=login_form
http://www.china-
asean.gov.cn/html/news/column/myjh/index.html
中国东盟科技经济合作网
http://ccne.mofcom.gov.cn/offer/search.php?stype=1
世界买家网英文
http://www.echinachem.com/en/products/Product.aspx?
SupplyOrRequestID=424754
世界化工网、
http://pep.mofcom.gov.cn/aj/7/dyncolumn.html
民营企业出口促进网
http://www.indianchemicalportal.com/cgi/compcatsearch.mp?
ss=Catalysts&country=IN&rightn=1&cc=1&modid=ICP&tpl=2
&nxth=1&pg=4
印度的indiamart
http://www.chemindustry.org.sg/w_view_sub_cat.asp?
cat_id=94&m_catid=1
新加坡chemical
http://www.globalspec.com/
http://www.tradevv.com/
http://www.infored.com.mx/productos-quimicos/
http://www.perfeto.com/?region=2
http://www.ecvn.com/topPage