Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-ST-B Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 11156.7-50-ME Perfluoroheptane sulfonic acid, potassium salt,50 µg/mL,MeOH,1mL, Price on request 8213.12-K-AN n-Valeraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request 3454.10-100-CY Metoxuron Price on request