1,3-Bis(4-nitrophenyl)urea, 50mg Back Catalog number: 680032 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 11084.7-100MG 2,6-Dimethylpyridine,neat,neat,100mg, Price on request 73443 2,4-Diamino-6-nitrotoluene Price on request 71109 4-Hydroxy-4-methyl-2-pentanone Price on request