http://itrademarket.com/sell/Tianjin/China/Chemicals/Chemical_Waste/0.htmlItrademarket.com - International Import Export Trade Leads MarketplaceenSun, 27 Dec 2009 09:38:25 -0700Itrademarket.com<a href="http://wb5.itrademarket.com/pdimage/46/s_1095846_3078938081.jpg"><img style="float:left; margin:0 10px 10px 0;cursor:pointer;" src="http://wb5.itrademarket.com/pdimage/46/s_1095846_3078938081.jpg" border="1" alt="Ferrosilicon" id=""></a>Iron and silicon alloys. Silicon content of 14% to 44% , less toxic, when Silicon 45 percent to 70 percent, it is toxic. Melting point 1267  . Ferrosilicon is for gas, in particular for the oxygen....http://tiankaichem.itrademarket.com/1095846/ferrosilicon.htmtiankai international company limited2008-11-27 18:49:03