Calibration Standard Kit Back Catalog number: 52089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675452 Oxacillin sodium salt monohydrate, 100mg Price on request 9948.4-100-AN N-Nitrosodiethanolamine-d8, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1173019-53-8 Price on request 30431 1,2,3-Trichlorobenzene Price on request