Attention:

Certain features of Sigma-Aldrich.com will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.


Events

Come visit us: One of the Sigma-Aldrich family of brands will be exhibiting at these upcoming events. Exhibition schedule is subject to change.

January | February | March | April | May | June | July
August | September | October | November | December

No events are scheduled at this time