Sulfur Check Standard Back Catalog number: 94490 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0883.16-500-IO 3-Ethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1576-68-7 Price on request 684247 2-Nitropropane, 1000mg Price on request DF-IS-G Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request