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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.

Dioxin Sample Prep System

The Dioxin Sample Prep system provides an efficient means for extracting and isolating dioxins, furans, and co-planar PCBs from stack gases, water, soil, blood, food, and milk.