2,4-DB, 100 µg/ml, Acetonitrile, 1ml

Tonalide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21145-77-7

[13C3]-Melamine, 1.2ml x 100ug/ml, water

1,3,6,8-Tetrachloro-9H-[13C12]carbazole, 1.2ml x 50ug/ml, nonane