Caffeine, 100µg/ml in MeOH, 1ml Back Catalog number: 97536 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 79508 Chlorpyrifos Price on request 674830 D-(+)-Trehalose dihydrate, 250mg Price on request 0784.17-500-IO 1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6 Price on request