Arsenic (As) Back Catalog number: 50193 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66115 2,3,4,4’,6-Pentachlorobiphenyl Price on request 674804 Pethoxamid ESA sodium salt, 10mg Price on request 93062 Phenanthrene - 60% Price on request