Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-B Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 679843 Trimethyl phosphate, 100 µg/ml, Methanol, 5ml Price on request IPPFNS Sodium perfluoro-7-methyloctanesulfonate, 1.2ml x 50ug/ml, methanol Price on request L429-PAR Method 429 Native PAH Stock Solution, 1.2ml, isooctane Price on request