Perfluoro-n-nonanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 94294 Organochlorine Pesticide Standard Price on request 681998 Glycidyl Stearate, 100 µg/ml, Toluene, 1ml Price on request 677500 D6-Parathion-methyl, 100 µg/ml, Acetonitrile, 1m Price on request