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InventoryRef 3205922/02/2011

BARIUM SULFATE

Barium sulphate

BARIUM SULFATE is linked to 1 EU annex record on this page. Inventory note: IV/122.

Regulatory evidence by market

This matrix separates verified ingredient rules from sources that are mapped but not yet imported. No imported rule does not mean the ingredient is permitted.

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MarketEvidence statusRecordsSource language
European UnionEvidence linked
Positive-list entry with conditions
Open this evidence
1English and EU languages
Great BritainEvidence linked
Permitted list with conditions
Open this evidence
1English
CanadaSource mapped
Official source mapped; ingredient rule not imported
0English and French
New ZealandEvidence linked
Permitted list with conditions
Open this evidence
1English
ASEANSource mapped
Official source mapped; ingredient rule not imported
0English and national languages
ChinaSource mapped
Official source mapped; ingredient rule not imported
0Chinese with selected English material
JapanSource mapped
Official source mapped; ingredient rule not imported
0Japanese; official English translation available
South KoreaSource mapped
Official source mapped; ingredient rule not imported
0Korean with some English names
United StatesSource mapped
Official source mapped; ingredient rule not imported
0English
AustraliaSource mapped
Official source mapped; ingredient rule not imported
0English
BrazilSource mapped
Official source mapped; ingredient rule not imported
0Portuguese with INCI crosswalks
IndiaSource mapped
Official source mapped; ingredient rule not imported
0English and Hindi
Saudi ArabiaSource mapped
Official source mapped; ingredient rule not imported
0Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 7727-43-7
CAS 7727-43-7PubChem CID 24414

Barium Sulfate

Barium sulfate is a metal sulfate with formula BaO4S. Virtually insoluble in water at room temperature, it is mostly used as a component in oil well drilling fluid it occurs naturally as the mineral barite. It has a role as a radioopaque medium. It is an inorganic barium salt, a metal sulfate and a barium salt. ChEBI

IUPAC name
barium(2+) sulfate
Molecular formula
BaO4S
Molecular weight
233.39 g/mol
Exact mass
233.856977 Da
Topological polar surface area
88.6 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

BaritopBarium sulphateBarosperseBarotrastEsophotrastLiquipakeMacropaqueMicropaque
16 more reported names
MicrotrastRadiobarytRadiopaqueEntroBarEneMarkEneCatBlanc fixeEnamel WhiteReadi-CATActybaryteCitobaryumColonatrastIntropaqueLactobarytLiquibarineMicrofanox
External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for BARIUM SULFATE

INCI name

BARIUM SULFATE

Description

Barium sulphate

Record provenance

Inventory reference
32059
Imported identity
BARIUM SULFATE
Source update
22/02/2011
European Commission CosIng source notes
Annex IV Restriction reference
Entry 122

CI 77120

CAS: 7727-43-7
EC: 231-784-4

Key data

Restriction
IV/122
Function
COLORANT
Exclusively or mainly intended to colour the cosmetic product, the body as a whole or certain parts thereof, by absorption or reflection of visible light. All authorised colorants are substances in the positive list of Annex IV to the Cosmetics Regulation 1223/2009.
OPACIFYING
Reducing transparency or translucency of cosmetics.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

Records sharing a CAS or EC identity

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How BARIUM SULFATE appears in the CosIng inventory

The CosIng inventory lists BARIUM SULFATE as a cosmetic ingredient and this page links it to 1 annex record. The inventory entry captures names and identifiers, while the annex record shows where the substance is prohibited, restricted or positively listed in EU cosmetics law.

BARIUM SULFATE is also tagged with 2 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

BARIUM SULFATE appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

The restriction field for BARIUM SULFATE reads: "IV/122". This is the restriction note recorded in the CosIng inventory for this ingredient. For authoritative conditions and limits, always refer to the linked annex entries above.

According to the EU CosIng inventory, BARIUM SULFATE carries the following function designation(s):

CAS 7727-43-7 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for BARIUM SULFATE

This page combines the CosIng inventory entry for BARIUM SULFATE with 1 linked Annex II–VI record from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research BARIUM SULFATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

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