Corticosterone, certified, 0.1g

Zopiclone-d4, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 43200-80-2

Bisphenol B, 100mg

4-(N-Methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone-d4, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 764661-24-7