ST. LOUIS, June 15 /PRNewswire-FirstCall/ -- Sigma-Aldrich (Nasdaq: SIAL - News), a leading $1.7 billion Life Science and High Technology company, announced today the release of an innovative blog Web site, http://www.chemblogs.com . This groundbreaking platform aims to fuel customer success by providing technology launch e-mail alerts, an open discussion forum, and focused product spotlights.