AOAC SPADA Meeting

Results – Ricin (ng/mL)

7500

6000

4500

NY/NJ Flint Clay Montana 1

3000

1500

Average ECL

0

10X PBST MSD Buffer

MoBio Buffer

CST

Extraction Method

7

Other Soils Tested on the PR2

• Sigma - clean loam (RTC) • Sigma also has a few other “clean” soils (RTC)  Clay loam, clay, sandy loam, sand

8