Caffeine Back Catalog number: 98416 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0941.18-K-IO 2-Methylheptadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1560-89-0 Price on request 8961.21-100-ME 3-Chloro-1,2-propandiol-2-monooleate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 94207 Additional Acids Standard Price on request