Aspon Back Catalog number: 70539 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677110 D4-Quinoxyfen, 100 µg/ml, Acetonitrile, 1ml Price on request 12070.12-250MG Sulfadimethoxine,neat,neat,250mg, Price on request 1214.17-200-T 8-Methyl-11(H)-benzo[a]carbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 21064-33-5 Price on request