EPA Method 602 - Surrogate Standard Back Catalog number: 19097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0283.48-10MG Difluorantheno[3.5,4.6],[4''.6'',9.11]coronene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 362051-19-2 Price on request 92864 Herbicide Free Acid Standard Price on request 71318 2,4,4-Trimethyl-2-pentene Price on request