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Annex II Entry 191 15/10/2010

Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III

Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III is listed in Annex II as a prohibited substance for cosmetic products placed on the EU market.

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Prohibited substance— Annex II, EU Regulation 1223/2009
Entry: 191

Chemical identity and properties

PubChem 2D chemical structure for CAS 7664-39-3
CAS 7664-39-3PubChem CID 14917

Hydrofluoric Acid

Fluorine atom is a halogen. It has a role as a micronutrient. — ChEBI

IUPAC name
fluorane
Molecular formula
FH
Molecular weight
20.0064 g/mol
Exact mass
20.006228194 Da
XLogP3
0.6
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

Hydrogen fluorideFluorhydric acidHydrofluorideRubigineFluorwasserstoffAntisal 2BHydrofluoricum acidumFluorowodor
16 more reported names
FluorwaterstofAcido fluoridricoAcide fluorhydriqueRCRA waste number U134fluoridohydrogenRGL5YE86CZCHEBI:29228fluoric acidNSC-750679Fluohydric AcidAcid, FluohydricAcid, FluorhydricAcid, HydrofluoricFluoride, HydrogenAnhydrous hydrogen fluorideAcidum Fluoricum
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Record details

Chemical name

Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III

Regulatory information

Regulation

(EC) 2009/1223

See every entry this act set

Identified ingredients

Key data

CAS
7664-39-3
EC
231-634-8
Annex
II
Entry number
191

Inventory links for Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III

Direct matches are limited for this record, so nearby entries from Annex II are shown as well.

Annex II 189
Nearby record in the same annex

Fluoresone (INN)

CAS: 2924-67-6
EC: 220-889-0
Annex II 187
Nearby record in the same annex

Fluanisone (INN)

CAS: 1480-19-9
EC: 216-038-8

What Annex II means for Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III

Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III is listed as a prohibited substance under Annex II of EU Cosmetics Regulation 1223/2009 and must not be intentionally added. Article 17 separately addresses unintended small quantities that are technically unavoidable under good manufacturing practice and compatible with the Article 3 safety requirement.

Formulators must screen their ingredients and raw materials to ensure none contain this substance. Suppliers should provide documentation confirming absence when requested.

This record is linked to 4 CosIng inventory ingredients for name and identifier cross-reference. The page also surfaces 12 related annex records with overlapping identifiers, annex logic or naming patterns.

Compliance checklist

  • Verify this substance is absent from all raw materials and finished formulations.
  • Request absence confirmation or CoA from raw material suppliers.
  • Document the screening result in the Product Information File (PIF).

Frequently asked questions

Yes. Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III is listed in Annex II of EU Cosmetics Regulation 1223/2009 and is prohibited as an intentionally added cosmetic ingredient. Article 17 provides a narrow exception for unintended small quantities that are technically unavoidable under good manufacturing practice, provided the product remains safe under Article 3.

CAS 7664-39-3 is the unique numerical identifier assigned to Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III by the Chemical Abstracts Service. In cosmetic compliance work, the CAS number is used to cross-reference the substance across regulatory databases, raw material specifications and safety assessment reports. Multiple EU annex entries may share the same CAS number if the same substance appears under different conditions or in different annexes.

Use the INCI Checker tool on this site to paste your full ingredient list (INCI) and scan it against all Annex II–VI entries. The tool highlights any ingredients that match restricted, prohibited or allergen-flagged records. This is useful for rapid compliance screening of finished product formulas or raw material declarations.
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Source note for Annex II record Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III

This page summarizes one Annex II record for Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III from public European Commission cosmetic materials and adds linked inventory or identifier matches when available.

Use this record page to review Annex II conditions for Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with exception of those given in Annex III, but confirm any final regulatory decision against the current official annex wording and source files.

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