indigosulfonic

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Indigo carmine indigotine, FD&C Blue 2, E132 food colorant molecule. Skeletal formula. Royalty Free Stock Photo
   
   
   
   
   
   
Indigo carmine, food colorant and ph indicator, chemical structure
   
   
   
   
   
   
   
Indigo carmine, chemical formula and structure. Organic salt derived from indigo by aromatic sulfonation, which renders the compound soluble in water. Food colorant and pH indicator, with number E132.


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