VPH Primary Calibration Spike Rev 1.1

9-trans-Tetradecenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 50286-30-1

8-Bromo-2,3-dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

L-Ascorbic Acid-13C6, 1mg