EPA Method 8270 PAH Standard Back Catalog number: 92263 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679800 Norfloxacin, 100 µg/ml, Methanol, 1ml Price on request 0701.13-500-IO 1,2,4-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2717-42-2 Price on request 3670.11-100-IO 2-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7469-77-4 Price on request