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铜萃取剂,copper extractant
23
求购
最新国际求购:铜萃取剂,copper extractant copper extractant copper extractantcopper extractantwe need lix or similar product to extract copper from solutions, contaminated with iron sulphate.juana velasco 1004, el alto, la paz, boliviacontact person mr. emilio ascarrunztelephone 591-2-2900161fax 591-2-2900161 |
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