Calibration Standard Kit Back Catalog number: 53089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2001.12-5MG 2,2',4,5,5'-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 37680-73-2 Price on request 8408.14-100MG Perfluoro-n-tetradecane, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 307-62-0 Price on request C175840-1G Carbamazepine, 1g Price on request