Surrogate Standard Back Catalog number: 92525 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70471 Perylene, 1000µg/ml in methylene chloride, 1ml Price on request N-12019-250MG Fosetyl-Aluminum(Technical), 250mg Price on request 2205.14-300-IO 3-Nitrophenanthrene, 300µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17024-19-0 Price on request