Instrument Standard 4 Back Catalog number: 52080 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11980.17-K-AN Celecoxib,1000 µg/mL,acetonitrile,1mL, Price on request 93782 Pesticide Standard Price on request 681774 2,6-Di-tert-butyl-4-methylphenol, 100 µg/ml, Acet Price on request