Perfluoro-n-[13C8]octanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: M8PFOA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8633.12-K-IO Mono-iso-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 54175 Hexavalent Chromium (Cr +6) Price on request C10860000 Butachlor, 100mg Price on request