AAS Standard Back Catalog number: 59523 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1141.21-K-IO n-Heneicosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-94-7 Price on request 96625 Barbiturates Price on request 14110-100AC5 PAH-Dx - Mix 4, 100µg/ml in Acetone, 5ml Price on request