pH 12.45 Standard @ 25°C Back Catalog number: 50708 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94239 PCB Congeners Standard Price on request 680161 3-Methyl-1-butanol, 1ml Price on request 3233.20-K-IO 11-trans-Eicosenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 62322-84-3 Price on request