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.

Custom DNA Oligos – Post Packaging Inspection

All products are subjected to a final visual inspection prior to packaging. Inspections provide a final assurance that finished products are in the correct formats, correctly labeled and ready for immediate use.