NOVEL CRYSTALLINE FORM OF INDIGO CARMINE
ABSTRACT
The present invention relates to a novel crystalline form of disodium [2(2')E]-3,3'-dioxo-1,1',3,3'-tetrahydro[2,2'-biindolylidene]-5,5'-disulfonate [Indigo carmine] characterized by a powder x-ray diffraction comprising diffraction peaks at 2? values of 5.06±0....
[Class : 42] Scientific And Technological Services And
Research And Design Relating Thereto; Industrial
Analysis And Research Services For
Pharmaceutical
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