Quinoxaline-2-carboxylic acid Back Catalog number: 71493 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4120-10MLX5 Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane Price on request 3090.12-50-IO 3-Bromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2113-57-7 Price on request 10957.10-100-ME (S)-(+)-Carvone,96%,100 µg/mL,MeOH,1mL Price on request