QC Standard 3 Back Catalog number: 53086 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0292.19-K-T 1-Methylchrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-28-8 Price on request 72423 Levulinic acid Price on request 679152 13C3-2-NP-AHD, 10mg Price on request