CLP Calibration Std. II Back Catalog number: 53150 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57127 Cobalt (Co) Price on request 1614.20-K-T 9-n-Octylcarbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 4041-19-4 Price on request M331190 N2-Methyl Trimethoprim (Impurity), 10mg Price on request