Acetylsalicylic acid, 250mg

Hexabromo[13C6]benzene, 1.2ml x 50ug/ml , toluene

Benzoic acid sodium salt

p-Terphenyl, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92-94-4