W.W. Grainger Inc., Chicago, announced Monday the launch of a new e-commerce effort, TotalMRO.com, which is billed as a one stop Internet destination for maintenance, repair and operating (MRO) supplies. Grainger has assembled several MRO suppliers that compete with Grainger and with each other to be part of the site. Initial participating distributors include Briggs-Weaver, Cameron and Barkley Co., Lab Safety Supply, Manufacturers Equipment and Supply.com. The site will offer MRO buyers access to searchable product information, contract pricing and availability of MRO products and services. Customer access to TotalMRO.com initially will be available through Ariba. Other Grainger e-commerce initiatives include Grainger.com, OrderZone.com and findMRO.com.