PRAVIN DYECHEM PVT. LTD.
Indigo Carmine

Indigo Carmine

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We are Indigo Carmine manufacturers, Indigo Carmine suppliers, Indigo Carmine producers, Indigo Carmine exporters, Indigo Carmine production centers, Indigo Carmine company. Indigo carmine, Food color Indigo Carmine, or 5,5'-indigodisulfonic acid sodium salt, also known as indigotine or FD&C Blue #2, is a pH indicator with the chemical formula C₁₆H₈N₂Na₂O₈S₂. It is approved for use as a food colorant in the United States and in Europe Colour Index No. 73015 Food Colour No. Blue 1 F.D. & C. No. Blue 2 CAS NO. 860-22-0 E.E.C. No. E-132 I.S. No. 1698 Total Dye Content Corrected for Sample (Min.) 87% Volatile Matter (chloride & sulphate) (Max) 13% Solubility In Water (20oc) 120 gram / litre Combined Ether Extract. (Max) 0.20% Water Insoluble (Max) 0.20% Class Triarylmethane Light Stability 6 Heat Stability (100oc) 5 Alkali Stability 3 Subsidiary Dyes (MAX) 1.00% Dyes Intermediate (Max) 1.00% Lead < 10 ppm Arsenic < 3 ppm Mercury < 1 ppm Heavy Metals < 20 ppm