Biphenyl, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 680678 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3990.8-K-CY n-Propylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2040-96-2 Price on request 1589.13-100-IO 2-Hydroxy-5,6,7,8-tetrahydro-9-methylcarbazole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 59883X Metals Mix #1 Price on request