Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 19253 OLM 04.2 Additional Analytes - Semi-Volatiles Price on request 9687.12-10MG Dodecamethylcyclohexasiloxane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 540-97-6 Price on request C20000800 PCB No. 8 certified, 25mg Price on request