Calibration Verification Solution, 500ul, nonane

Phenyl 2-hydroxybenzoate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 118-58-1

2,3,7,8-Tetrabromo[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

N-Nitrosodiisobutylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 997-95-5