QC Check Sample Back Catalog number: 59528 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1417.9-1G 4-n-Propylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 645-56-7 Price on request DF-12347-S 1,2,3,4,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 0050.22-100-T 6-Nitroanthanthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 111438-94-9 Price on request