Individual Calibration Solutions, 200ul, nonane

Citric acid [3% wt]

Ethyl 4-hydroxybenzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-47-8

1-Bromo-2,3,4-trichlorobenzene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 107103-78-6