Attention:

Certain features of sigmaaldrich.com 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.

Instrument Upgrades and Maintenance

These products allow the user to upgrade their instrument with new components, replace worn items, and perform the necessary maintenance to keep the system in optimal condition.