Propyphenazone, 250mg Back Catalog number: 673099 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 57014 Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request 3821.13-50-ME 1H,1H,13H-Perfluorotridecan-1-ol, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 423-72-3 Price on request 3363.14-K-ME 2,4'-DDT Price on request