PAH Standard Back Catalog number: 92512 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92975 BTEX Standard Price on request 93600 EPA Method 502.2/624Mix Price on request 11736.12-100-IO 2,2',3,3',5,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request