Butyric acid, 250μg/ml in Water, 1ml Back Catalog number: 31796-1 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11416.15-10MG Mefenamic Acid,neat,neat,10mg, Price on request 3532.12-K-IO Cyclododecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 294-62-2 Price on request X9202 1,2,4-Trichlorobenzene Price on request