D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml

2,3,4,4'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,4’-Dichlorobiphenyl (8)

Mussel tissue, homogenized, containing Azaspirazides,,neat,8g,