Mass-Labelled PCDD/PCDF Solution/Mixture, 200ng/ml in Nonane, 1,2ml

n-Hydrocarbon Standard - EPH

4-Isobutylbenzoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 38861-88-0

Internal standard 3, 2000g/ml in MeOH, 1ml