2,3,5,6-Tetrabromo-p-xylene, 50mg Back Catalog number: 682265 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C21000100 PBB-No. 1, certified, 50mg Price on request 93617 Supplemental Analytes Price on request 2538.14-100MG Naproxen, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 22204-53-1 Price on request