pH 12.0 Standard @ 25°C Back Catalog number: 50127 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676174 4-Chloro-2-methylaniline, 250mg Price on request 90494 1-Methylnaphthalene Price on request 1733.18-K-IO 1,2-Benz[a]anthraquinone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2498-66-0 Price on request