Dequalinium chloride, 500mg Back Catalog number: 672952 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2136.21-K-IO Tri-p-tolylphosphate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 78-32-0 Price on request 40416 Benzo(a)anthracene, 100µg/ml in Acetonitrile, 1ml Price on request 92487 Phenol Standard Price on request