pH 12.0 Standard @ 25°C Back Catalog number: 50127 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57833 Arsenic (As) Price on request 0264.20-100-ME Benzo[j]fluoranthene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 205-82-3 Price on request 1502.10-K-IO 1,4-Diethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 105-05-5 Price on request