EPA Method 8260B Surrogate Standard Back Catalog number: 23002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9450.4-100-CY Dalapon methyl ester Price on request 3563.16-10MG Aceanthrenequinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6373-11-1 Price on request 8115.9-100-AN 2-[2,4-Dinitrophenylhydrazone]pyruvaldehyde, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 29903-80-8 Price on request