Quinoxaline-2-carboxylic acid Back Catalog number: 91819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52155 CLP Calibration Standard Price on request 683004 Rutin trihydrate, 100mg Price on request 2751.8-1ML Acetophenone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 98-86-2 Price on request