Lake Michigan fish tissue -Org. contaminants, 5x8g Back Catalog number: NIST-1947 Availability: In the manufacturer's stock Price on request - + Recommended P4MOA Perfluoro-4-methyloctanoic acid, 1.2ml x 50ug/ml, methanol Price on request DF-IS-D200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 11693.12-100-IO 2,3,3',5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request