Caffeine, 100µg/ml in MeOH, 1ml Back Catalog number: 97536 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 10900.17-K-ME Promethazine hydrochloride,1000 µg base/mL,MeOH,1mL Price on request 71323 Isoflurane, 1000µg/ml in MeOH, 1ml Price on request FOET 2-Perfluorooctyl ethanol (8:2), 1.2ml x 50ug/ml, methanol Price on request