Caffeine Back Catalog number: 98416 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDD-1289 1,2,8,9-Tetrachloro(13C12)dibenzo-p-dioxin, 1.2mL x 50ug/mL, toluene Price on request 73442 1,2-Benzofluorene Price on request 675130 Florasulam, 100 µg/ml, Acetonitrile, 5ml Price on request