Calibration Standard Mix 1 Back Catalog number: 53043 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680584 13C6-Hexachlorobenzene, 100 µg/ml, Cyclohexane, Price on request 681213 2,3-Heptanedione, 250mg Price on request 31471 Trichloroethene, 2000µg/ml in MeOH, 1ml Price on request