EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674052 Propamocarb, 250mg Price on request 11704.12-100-IO 2,4,4',6-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 79561 4-Phenyl-1-cyclohexene Price on request