Pyrene Back Catalog number: 79663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678220 1-(4-Isopropylphenyl)urea, 100 µg/ml, Acetonitrile, 1ml Price on request 10334.10-10MG 1-(4-Methoxyphenyl)piperazine Price on request 678003 Fensulfothion, 100 µg/ml, Toluene, 1ml Price on request