ST. LOUIS--(BUSINESS WIRE)--Sigma-Aldrich Corporation (NASDAQ:SIAL), will hold its Annual Meeting of Shareholders on Tuesday, May 1, 2007, at 12:00 p.m. Eastern Time (11 a.m. Central Time).
This call is being webcast by Thomson/CCBN and can be accessed at Sigma-Aldrich’s web site at http://ir.sigmaaldrich.com
