Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: MDDF-MDT Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2957.9-100-IO Methyl 2,4-dichlorophenoxy-3,5,6-d3-acetate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358731-20-1 Price on request 677719 D3-(±)-Naproxen, 100 µg/ml, Methanol, 1ml Price on request 2110.26-100MG Di-n-nonyl phthalate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 84-76-4 Price on request