Caffeine,100 µg/mL,MeOH,1mL, Back Catalog number: 2517.8-100-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 8633.12-K-IO Mono-iso-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 9393.24-10MG 10:2 Di-PAPS, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1895-26-7 Price on request 71837 2,4,6-Trichloronitrobenzene Price on request