(TCLP) GFAA Standard Back Catalog number: 53008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677384 N-Butylbenzenesulfonamide, 250mg Price on request 52038 Interference Standards Set Price on request 0262.20-200-AN Benzo[a]fluoranthene,200 µg/mL,acetonitrile,1mL, Price on request