2-Quinoxalinecarboxylic acid, 100mg Back Catalog number: 677604 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679472 Triamiphos, 10.0 µg/ml, Cyclohexane, 10ml Price on request 680998 Piperophos, 250mg Price on request 1959.16-KIT Single 16 EPA-PAH Kit (Neat), 10mg, neat, Solvent-neat , Unit Kit, # of units-, Cas.no. Price on request