Quinoxaline-2-carboxylic acid Back Catalog number: 91819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2912.20-100-MX Sodium p-n-tetradecylbenzenesulfonate, 100µg/mL, Solvent-methanol/water (50/50), Unit 1mL, # of units-1, Cas.no. 1797-33-7 Price on request ACQ-SE05-015 Ethanol standard in serum,0.5g/L,serum, 1.5mL Price on request 678518 Vinclozolin, 100 µg/ml, Acetonitrile, 5ml Price on request