Verifying `organic` foods
(PHYSorg.com Chemistry)

Organic foods are increasingly popular-and pricey. Organic fruits and vegetables are grown without synthetic pesticides, and because of that, they are often perceived to be more healthful than those grown with these substances. But not all foods with this label are fully pesticide free, and it can be challenging to detect low amounts of the substances. Now, scientists report in ACS` Journal of Agricultural and Food Chemistry a new strategy to determine organic authenticity.