Amoxicillin-d4 (Major), 1mg

2,2,5,7-Tetramethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23342-25-8

2,2',3,4',5-Pentachlorobiphenyl (90)

D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml