PAH Standard Back Catalog number: 95338 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66066 2,3’,4,4’-Tetrachlorobiphenyl (66) Price on request C16171500 Phthalic acid, bis-cyclohexyl ester, 250mg Price on request 19099 EPA Method 603/8030A - Analytes Price on request