To submit samples, send them to us (818 Pioneer, Champaign, IL 61820) with a cover letter stating the type of analysis required (e.g., H-1 NMR in chloroform solution, C-13 CPMAS with a 1 ms contact time and a 3 second recycle delay), a contact person, the phone number of the contact person, and a method of payment, such as a purchase order number. If you wish to discuss the experimental parameters, or the entire project, before sample submission, please feel free to phone, fax, or e-mail, and we will be happy to offer suggestions.