Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8838.8-K-IO 2-t-Butylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 673856 1,2,4-Trichlorobenzene, 100 µg/ml, n-Hexane, 5ml Price on request 52106 Brominated Inorganic Disinfection Price on request