Gaylord Chemical Corporation

October 15, 2007

Gaylord Chemical Company, L.L.C. is pleased to introduce ProcipientTM Dimethyl Sulfoxide the new name for our Dimethyl Sulfoxide USP, PhEur. Procipient DMSO continues to be the only Dimethyl Sulfoxide manufactured using cGMP guidelines for API production. The product is supported by a Type II Drug Master File and tested to each attribute in the monograph of the two compendia.

Procipient Dimethyl Sulfoxide USP, PhEur is the proper choice when DMSO is required as an excipient or API in pharmaceuticals and medical devices.

In addition to Procipient Dimethyl Sulfoxide USP. PhEur, Gaylord Chemical Company produces precisely the right DMSO to meet the challenges of the global life science community. For additional information regarding Procipient DMSO or any of our other products find us on the web at www.gaylordchemical.com or contact us at 800.426.6620 (+1.985.639.5464).