Lake Michigan fish tissue -Org. contaminants, 5x8g Back Catalog number: NIST-1947 Availability: In the manufacturer's stock Price on request - + Recommended 672919 Fluoroglycofen-ethyl, 250mg Price on request XA14950000AL Metazachlor, 100µg/mL in Acetonitrile, 1ml Price on request X9089 Dimethyl phthalate Price on request