EPA Method 8325 Surrogate Standard Back Catalog number: 82483 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0149.15-500-IO 4-n-Propyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 132034-86-7 Price on request 676868 Isoconazole Nitrate, 10mg Price on request 0385.13-K-T Acridine-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 34749-75-2 Price on request