TOC Calibration Standard Back Catalog number: 59553 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674874 Difloxacin hydrochloride, 100mg Price on request 83551 Isobutyraldehyde-DNPH Price on request 0406.27-150-CYX10 n-Heptacosane, ?13C: -25.48, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 593-49-7 Price on request