Certain features of will be down for maintenance Saturday afternoon/evening, February 24th starting at 3:00 pm CT until 9:00 pm CT.

Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.


How to Join NAOSMM

In order to take advantage of the Sigma-Aldrich NAOSMM Program, you must be a current NAOSMM member.

Follow the steps below to get started.

  1. Sign up or renew your NAOSMM membership and become a member here
  2. Already a current NAOSMM member? Join the Sigma-Aldrich NAOSMM Program.
  3. Once activated, you’ll be contacted with a password and contract number

If you are a current Sigma-Aldrich NAOSMM Program member, when you renew your NAOSMM membership, your Sigma-Aldrich contract pricing will automatically renew.


For questions on how to become a NAOSMM member, how to renew your NAOSMM membership, or for general questions regarding NAOSMM, please read the NAOSMM By-Laws, or contact