5-Nitroisophthalic acid Intermediate for pharmaceuticals 25kg net paper bag 1.  618-88-2 2.   3.  211.13 4.  Appearance: Light yellowish powder  Purity(as dry basis): 98.0%min. 5.  25kg net paper bag 6.  Intermediate for pharmaceuticals 7.  O 1.  CAS No. 2.  Existing & New Chemical      Substances in Japan     3.  Molecular Weight   4.  Specification   5.  Packing   6.  Use   7.  Development Stage      • C: Commercially available      • O: Made-to-order      • R: Under R&D