Customer Service

How can we help you today?

Sigma-Aldrich customer service representatives are happy to help with any questions you may have regarding our products. To contact a Sigma-Aldrich representative by email, please use the following options

Technical Service Help
(Product Related Questions)

Customer Service Help
(Use this form to inquire about existing orders.)

For web site specific help:

Please use these options:

1. Click the "Web Help Desk" link located at the bottom of each page.
2. If our on-line help cannot answer your question, feel free to send us an email.

Local Office Information:
SIGMA-ALDRICH Handels GmbH
Wienerbergstraße 41
Gebäude E
1120 Wien
Telefon 01-605 81 10
Telefax 01-605 81 20
E-mail: sigma@sigma.co.at