13C6-Sulfamethoxazole, 10mg Back Catalog number: 679495 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended NG-S526-1G POE (2) tallow amine, 1g Price on request 2518.7-100-ME Theophylline, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-55-9 Price on request 673645 Oxadixyl, 10 µg/ml, Ethyl acetate, 10ml Price on request