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Patents

Patent granted for detecting environmentally toxic dioxin-like chemicals

Published in Medical Letter on the CDC and FDA, January 30th, 2005

Xenobiotic Detection Systems, Inc. (XDS) announced that its most recent patent application, Patent number US 6,720,431 B2, has been approved.

XDS consultant, and former XDS laboratory director, Michael Chu and company president George Clark developed rapid methodology to quantify TEQs, a toxic equivalence or a measure of dioxin-like chemical toxicity adopted by the World Health Organization, for this class of toxic chemicals.

Many of the world's most harmful environmental toxins can be characterized into compounds called polyhalogenated diaromatic hydrocarbons (PHDH). These compounds include polychlorinated biphenyls (PCB), polychlorinated...

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