Caffeine Back Catalog number: 96175 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10130.11-150-IO 2,3,4-Trimethylbenzothiophene, 150µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80421-98-3 Price on request 95014 8260 Surrogate/Internal Standard Price on request 681248 Metazachlor Metabolite 479M11, 10mg Price on request