Chemicals

A chemical substance is a material with a definite chemical composition. It is a concept that became firmly established in the late eighteenth century after work by the chemist Joseph Proust on the composition of some pure chemical compounds such as basic copper carbonate. 

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Latest News

Early Glance: Chemicals companies - NEW YORK (AP) -- Shares of some top chemicals companies are up at 10 a.m.: Dow Chemical rose $.29 or 1.1 percent, to $25.88. DuPont rose $.18 or .4 percent, to $42.18.
Final Glance: Chemicals companies - NEW YORK (AP) -- Shares of some top chemicals companies were up at the close of trading: Dow Chemical rose $1.22 or 5.0 percent, to $25.59. DuPont rose $1.23 or 3.0 percent, to $42.00.
Midday Glance: Chemicals companies - NEW YORK (AP) -- Shares of some top chemicals companies are up at 1 p.m.: Dow Chemical rose $1.18 or 4.9 percent, to $25.56. DuPont rose $1.04 or 2.6 percent, to $41.81.
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