Oxalic acid, 250mg

Trimethyl phosphate, 250mg

Chloroform-d, 2000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865-49-6

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