Caffeine, 100 µg/ml, Methanol, 1ml Back Catalog number: 677301 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3272.19-K-IO Methyl 6-trans-octadecenoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14620-36-1 Price on request 3749.6-100MG 1,3,5-Trichlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 108-70-3 Price on request 52044 Calibration Standard Mix 2 Price on request