13C6-Sulfanilamide, 10mg Back Catalog number: 679497 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 54256 Ammonium (NH4+) Price on request 677838 2-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml Price on request S-4053-20K-10T Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request