Perfluoro-n-nonanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 685213 4-Methylumbelliferone, 100mg Price on request 673829 Hexachlorobenzene, 250mg Price on request 11874.6-100-AN Cyromazine,100 µg/mL,acetonitrile,1mL Price on request