EPA Method 8260B Surrogate Standard Back Catalog number: 23012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0404.25-150-CY n-Pentacosane, ?13C: -28.21, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-99-2 Price on request M365002 Mirtazapine-d3, 1mg Price on request 676565 Imazamox, 100mg Price on request