4-Nitrophenyl isocyanate CAS 100-28-7 a chemical intermediate for organic synthesis from TNJ Chemical,China leading suppliers,factory & manufacturers.If you want to buy 4-Nitrophenyl isocyanate,please mail to sales@tnjchem.com Specification Appearance Colorless or light yellow powder Purity 98.0% Min. Application Used for synthesis of medicine, pesticide and polymer materials Packaging 25kgs/drum Safety & Storage & Handling Stored in dry, shady and cool place. Keep from fire and heat. Keep the temperature under 30℃. Keep from sunlight. To seal up in the package.