Lake Michigan fish tissue -Org. contaminants, 5x8g Back Catalog number: NIST-1947 Availability: In the manufacturer's stock Price on request - + Recommended 38249 Pesticides PT LC-MS/MS Price on request 1133.13-K-IO n-Tridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-50-5 Price on request 677805 Caproic acid, 1ml Price on request