GC/MS Calibration Standard Back Catalog number: 43025 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1544.11-K-IOX10 n-Undecane-d24, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 164858-54-2 Price on request 685017 Nitroguanidine, 100 µg/ml, Acetonitrile, 1ml Price on request X9203 1,1,1-Trichloroethane Price on request