ASTM Benzene Amp#4 Back Catalog number: 95091 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2506.12-50-IO 5,5'-Difluoro-2,2',4,4'-tetrabromodiphenyl ether (2,2',4,4'-Tetrabromo-5,5'-difluorodiphenyl ether), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 886748-32-9 Price on request 681565 2-Chlorophenol, 10.0 µg/ml, Methanol, 10ml Price on request N-10073-100MG 1-Methylphenanthrene, 100mg Price on request