Perfluoro-n-nonanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 675453 Sulfasalazine, 100mg Price on request 3844.6-K-IP Hydroquinone, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 123-31-9 Price on request 79466 Chlordane Price on request