Perfluoro-n-octanoic acid, 1.2ml x 50ug/ml, methanol Back Catalog number: PFOA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended SC-251527 1-Naphthalenesulfonic acid, 25g Price on request EC9605-PAR Precision and Recovery Solution, 1.2ml, isooctane Price on request C10861320 2,3-Butanediol, certified, 0.25g Price on request