4-Aminobenzenesulfonic acid, 250mg Back Catalog number: 677417 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4214-40-PE ISO 9377-2 Stearyl Stearate Solution for Comparison Unit: 1mL for direct GC-comparison Stearyl stearate test solution, 2mg/mL (S-4134) 0.5mL Extraction agent (pentane) 24.5mL Price on request 678137 2,3,4-Trichloroaniline, 100mg Price on request 682203 Fenoxaprop-P-ethyl, 10.0 µg/ml, Acetonitrile, 10 Price on request