pH 9.0 Standard @ 25°C Back Catalog number: 59337 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1155.35-K-IO n-Pentatriacontane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 630-07-9 Price on request 95685 Phthalate Mix #1 Price on request 678104 Prothiofos, 100 µg/ml, Acetonitrile, 1ml Price on request