<h1 id="page_heading"><span style="color: rgb(9, 0, 255);"><span style="color: rgb(255, 0, 0);"><u>Global Top 50</u></span> Chemical Companies</span></h1><div id="subheading" cl-ass="bottomMargin"><span style="color: rgb(0, 0, 0);"><strong>Falling oil prices led to lower chemical sales but higher profits at the top chemical makers</strong><p><strong></strong> </p><p><strong> <a href=