Silicon (Si) Back Catalog number: 58014 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1049.14-K-IO Anthracene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-12-7 Price on request DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 10904.18-K-AN Ethyl palmitate-d5,1000 µg/mL,acetonitrile,1mL Price on request