Caffeine, 100 µg/ml, Methanol, 1ml Back Catalog number: 677301 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 672912 Flurochloridone, 250mg Price on request 50322 ICP-MS Mix Price on request 2103.22-K-IO Hexyl 2-ethylhexyl phthalate (isomer mixture), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer) Price on request