N-Phenylurea, 500mg Back Catalog number: 679142 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12114.4-100-ME Metformin-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL, Price on request 678233 Sulfamoxole, 25mg Price on request 0044.22-100-T 7-Nitrodibenz[a,h]anthracene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-91-8 Price on request