GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673844 D9-Chlormequat Chloride, 100 µg/ml , Deuterium ox Price on request 70895 1-Chloro-2-fluorobenzene Price on request 96553 Ketamine Price on request