D6-Benzene, 2000 µg/ml, Methanol, 1ml Back Catalog number: 680568 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2517.8-K-ME Caffeine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-08-2 Price on request 9473.9-100-ME Levetirazetam, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 102767-28-2 Price on request 1115.18-100-TX5 6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9 Price on request