Calibration Standard Mix 7 Back Catalog number: 53015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673362 Flurochloridone, 10 µg/ml, Acetonitrile, 10ml Price on request DF-IS-C40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request X9018 Benzo(k)fluoranthene Price on request