Pyrene Back Catalog number: 94004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16171000 Phthalic acid, bis-butyl ester, certified, 0.5g Price on request 30094 EPA Method 551Mix “A” Price on request 679779 1,2-Bis(2-methoxyethoxy)ethane, 1ml Price on request