4,4’-Dibromobiphenyl Back Catalog number: 93812 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91110 EPA Method 507Mix #8, 100µg/ml in Aetone, 1ml Price on request 683866 PAH-Mix 4, 10.0 µg/ml, Acetonitrile, 10ml Price on request 0908.15-500-IO 1,7-Dimethylfluorene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 442-66-0 Price on request