Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 10206.10-100MG Isopropyl 4-hydroxybenzoate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4191-73-5 Price on request 94040 Organic Acid Standard Price on request 673761 Chloridazon, 100 µg/ml, Ethyl acetate, 5ml Price on request