Biphenyl, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 680678 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 53087 QC Standard 4 Price on request 3042.8-K-ME o-Xylene-d10, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56004-61-6 Price on request 3169.21-K-IO Methyl eicosanoate (Methyl arachidate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1120-28-1 Price on request