Perfluoro-n-nonanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFNA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 54142 Alkalinity as Calcium Carbonate, 1000µg/ml in Water, 100ml Price on request 2452.7-K-IP 2,5-Dinitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3962-77-4 Price on request 3493.10-100-AN Propham Price on request