COD Calibration Standard Back Catalog number: 51255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52016 Calibration Standards Set Price on request I140004 Ibuprofen-13C,d3, 1mg Price on request 673955 gamma-HCH, 100 µg/ml, Cyclohexane, 5ml Price on request