Contact Sigma-Aldrich Technical Service

Our team of scientists has experience in all areas of research including Life Science, Materials Science, Chemical Synthesis, Analytical Chromatography and many others.

With the millions of online technical documents offered through our website, we hope that you will find all your answers with the click of a mouse. If that’s not the case, our scientists are always here to assist. Give us a call or send us an email, our priority is to accelerate your success.

Our North American Technical Service Center is staffed with scientists that specialize in your area of research, providing experts to address the full range of Sigma-Aldrich products.

To discuss applications or product specific questions regarding any Sigma-Aldrich product, please contact:

North America Technical Service Center

Phone: 1-800-325-5832

3050 Spruce Street
St. Louis, MO 63103

Email a Scientist

Stable Isotopes (ISOTEC)

3858 Benner Road
Miamisburg, OH 45342

Email: isosales@sial.com

How you can help us… and yourself.
Occasionally we may ask you to fill out an email survey or stay on the line after speaking to one of our scientists to answer a phone survey. Your input helps us maintain our “Best in Class” service to you, our valued customer.

Sigma-Aldrich Family