Lake Michigan fish tissue -Org. contaminants, 5x8g

2,3-Dichloropropionic acid, 100mg

2,2',3,3',4,4',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Coumaphos, 100 µg/ml, Acetonitrile, 1ml