Ponceau 3R

Molecular Formula
C19H16N2Na2O7S2
Catalog Number
PO144
Supplier/Brand
Spectrum Chemical
CAS Number
3564-09-8

Ponceau 3R is a dye for wool, colorant in externally applied drugs and cosmetics, colorant in foods and biological stain. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.


Synonyms: Cumidine Red ; Aka502

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2023