Theobromine, 100µg/ml in MeOH, 5ml Back Catalog number: 18000-1140-100ME5 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 1694.16-K-IO 9-n-Propylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4037-45-0 Price on request 54001 Cations Single Component Kit Price on request 2201.8-50-IO Tetraethyllead, contains 50% xylene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 78-00-2 Price on request