Prometon, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 677921 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680489 D-(+)-Gluconic acid delta-lactone, 500mg Price on request 14055.21-100-ME (±)-11-OH-Δ9-THC-d3, 100µg/ml in MeOH, 1ml Price on request 1961.12-5MG 2,4,4'-Tribromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 41318-75-6 Price on request