Multi-Element Calibration Standard-4 Back Catalog number: 50013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2280.7-K-100MG p-Cresol-d8, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 190780-66-6 Price on request 63198 2,2',3,3',4,5,5',6-Octachlorobiphenyl Price on request 2026.6-100-DC gamma-HCH (BHC), 100µg/mL, Solvent-dichloromethane, Unit 1ml, # of units-1, Cas.no. 58-89-9 Price on request