Multi-Elements Mix Back Catalog number: 50123 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA15960000CY Pentachlorobenzene, 100µg/ml in CY, 1ml Price on request 2941.9-100-IO Endosulfan-I-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203645-57-2 Price on request 98529 4,4’-Diamino-3,3’-dimethyldiphenylmethane Price on request