Siduron Back Catalog number: 70833 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98969 Carbazole as N Price on request 82412 EPA Method 8240A Calibration Check Compounds Price on request 0416.13-150-CY n-Tridecane, ?13C: -33.47, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-50-5 Price on request