GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681808 Cyhalofop-butyl, 100 µg/ml, Acetonitrile, 1ml Price on request 674698 Fenpyroximate, 100mg Price on request 73517 Lactofen Price on request