pH 12.45 Standard @ 25°C Back Catalog number: 50708 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2525.13-500MG Ibuprofen, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 15687-27-1 Price on request 51108 Benzene and Toluene Calibration Blends Mix#3 Price on request 0639.30-2MG Olean-12-en-11-one, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 10070-81-2 Price on request