pH 12.0 Standard @ 25°C Back Catalog number: 50587 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34521 Isoprene Price on request 2676.8-100MG Tetrabromophthalic anhydride Price on request 1560.8-K-ME n-Octane-d18, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 17252-77-6 Price on request