Perchlorate (ClO4-) Back Catalog number: 54164 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8648.12-50-T 1,2,4,6,7-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 9500.19-100MG Bezafibrate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 41859-67-0 Price on request 56058 Cerium (Ce) Price on request