EPA Method 507 - Internal Standard Back Catalog number: 19031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0260.16-200-T Fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 206-44-0 Price on request 91952 4-Bromo-3,5-dimethylphenyl-N-methylcarbamate Price on request 3843.7-100-IO Benzyl alcohol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 100-51-6 Price on request