EPA Method 618 Analytes Back Catalog number: 40009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90171 Azobenzene Price on request 677133 1-Methylnaphthalene, 250mg Price on request 1606.13-100-T 2-Fluorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3794-15-8 Price on request