EPA Method 507/525 Analytes Mix #4 Back Catalog number: 30085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1693.16-500-IO 1,7-Dimethylphenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 483-87-4 Price on request 40014 EPA Method 609 - Analytes Price on request 38166 CWA BTEX & MTBE Price on request