Azobenzene, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 680842 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70292 1,1,2-Trichloroethane Price on request 11192.21-K-ME Trifluoperazine dihydrochloride,1000 µg base/mL,MeOH,1mL Price on request 97536 Caffeine, 100µg/ml in MeOH, 1ml Price on request