资料来源 : pyDict

油溶黑; 苯胺黑

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Nigrosine \Ni"gro*sine\ (? or ?), n. [From L. niger black.]
   (Chem.)
   A dark blue dyestuff, of the induline group; -- called also
   {azodiphenyl blue}.