o-Toluidine, 100 µg/ml, Methanol, 5ml

2,5-Dimethylpyrazine, Flavour grade, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 123-32-0

Cresyl diphenyl phosphate, 250mg

2,3,4,5-Tetrachlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 4901-51-3