CI 77510
- Cosmetics Fine
What is CI 77510?
CI 77510 is Prussian blue, a deep blue iron pigment used in eye make-up and other cosmetics. It is very stable and barely absorbed; the cyanide in its chemical make-up is locked tightly into the pigment and behaves nothing like poisonous free cyanide. It's fine for normal use.
What is Yasno’s verdict on CI 77510?
Yasno’s verdict on CI 77510: Fine. No meaningful concern at normal amounts.
Is CI 77510 allowed in the EU?
EU status of CI 77510: Permitted as a colourant in cosmetics (Annex IV of Regulation (EC) No 1223/2009). Conditions and limits come from the regulation cited below. Yasno summarises them and does not replace the legal text.
| Where | EU | US |
|---|---|---|
| Cosmetics | Permitted as a colourant in cosmetics (Annex IV of Regulation (EC) No 1223/2009) | Not recorded |
Reference: Regulation (EC) No 1223/2009, Annex IV (entry 138) · Limit: free from cyanide ions
What else is it called?
- Ferric Ammonium Ferrocyanide
- Ferric Ammonium Ferrocyanide/Prussian blue/CI 77510
Sources
- Regulation (EC) No 1223/2009 on cosmetic products — Annex IV, European Union, 2009
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