pH 9.0 Standard @ 25°C Back Catalog number: 59337 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673320 Hexythiazox, 10.0 µg/ml, Acetonitrile, 10ml Price on request 678978 Diethyl phthalate, 500mg Price on request 59523 AAS Standard Price on request