Calibration Standard Set Back Catalog number: 53032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 16000-0070-100ME5 N-Nitroso-N-methylaniline, 100μg/ml in MeOH, 5ml Price on request DF-IS-F Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 66026 2,3',5-Trichlorobiphenyl (26) Price on request