Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Back Catalog number: DF-LCS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9871.16-50-IO 4,10-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23189-63-1 Price on request 52140 EPA 1620 Standard 2 Price on request 2201.8-50-IO Tetraethyllead, contains 50% xylene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 78-00-2 Price on request