Customer Service: 1-800-322-1174 ; Main Number/Reception: 1-978-749-8000
For Domestic Requests (US and Canada) email: firstname.lastname@example.org
For International Requests (outside US and Canada) email: email@example.com
For Accounting Requests (Invoices/Payment Inquiries) email: firstname.lastname@example.org
Cambridge Isotope Laboratories, Inc.
3 Highwood Drive
Tewksbury, MA 01876
CIL Account Coordinators are available from 8:00 A.M. to 5:00 P.M. Eastern Standard Time Monday through Friday.