Mixed Calibration Standard 3 Back Catalog number: 53055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9015.8-K-ME N-Nitrosodi-n-butylamine-d18, 1000µg/ml in MeOH, 1ml Price on request 680205 Chlorfenprop-methyl, 100 µg/ml, Acetonitrile, 1m Price on request 674890 Norfloxacin, 100mg Price on request