Exhibit 24

                      POWER OF ATTORNEY

     We, the undersigned officers and directors of Crompton
Corporation, hereby constitute and appoint Vincent A.
Calarco, Peter Barna and Barry J. Shainman and each of them
severally, our true and lawful attorneys or attorney, with
full power to them and each of them to execute for us, and
in our names in the capacities indicated below, and to file
with the Securities and Exchange Commission the Annual
Report on Form 10-K of Crompton Corporation for the fiscal
year ended December 31, 2001, and any and all amendments
thereto.

IN WITNESS WHEREOF, we have signed this Power of Attorney
in the capacities indicated on January 22, 2002.




/s/Peter Barna                    /s/Vincent A. Calarco
   Peter Barna                       Vincent A. Calarco
   Principal Financial               Principal Executive
   Officer, Senior Vice              Officer, Chairman,
   President, and                    President, CEO and
   Chief Financial Officer           Director


/s/Michael F. Vagnini             /s/Robert A. Fox
   Michael F. Vagnini                Robert A. Fox
   Principal Accounting Officer      Director
   Corporate Controller


/s/Roger L. Headrick              /s/Leo I. Higdon, Jr.
   Roger L. Headrick                 Leo I. Higdon, Jr.
   Director                          Director


/s/Harry G. Hohn                  /s/C.A. Piccolo
   Harry G. Hohn                     C.A. Piccolo
   Director                          Director


/s/Bruce F. Wesson                /s/Patricia K. Woolf
   Bruce F. Wesson                   Patricia K. Woolf
   Director                          Director