Ingredient Dictionary

CI 19140

Tartrazine is an organic sodium salt which is the trisodium salt of tartrazine acid.

How much products actually contain

No product states its amount yet.

Of the products containing it, 418 list it before the 1% line and 492 after it (usually 1% or less).

Products using this ingredient

12 of 902 confirmed · likeliest to carry enough first · See all 902

Definition

Tartrazine is an organic sodium salt which is the trisodium salt of tartrazine acid. A synthetic lemon yellow azo dye used as a food colouring. It has a role as a histological dye and a food colouring. It contains a tartrazine(3-).

Source: PubChem

US FDA substance register · UNII I753WB2F1M · registered name FD&C YELLOW NO. 5 · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

CI 19140 is classed chemically as a pyrazole colour. It conforms to the formula:

Cosmetic roles

Dyes hairHAIR DYEINGAdds colourCOLORANT

Safety & regulatory references

Restricted: China · Japan · South Korea · Taiwan · United Kingdom
Allowed colourant: Taiwan

Source: ASEAN Cosmetic Directive · EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · Taiwan FDA cosmetic ingredients · Taiwan FDA cosmetic regulations · UK cosmetics regulations (OPSS) · US FDA color additives · US FDA prohibited and restricted ingredients

Argentina · Brazil

Field of application and/or use : Dye Substances allowed for all kinds of products.

ASEAN

Field of application and/or use : Hair dye substance in nonoxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Maximum authorised concentration in the finished cosmetic product : 0.5%
Other limitations and requirements : The free base and salts of this hair colouring ingredient, unless prohibited under Annex II, are permitted for use. The direction for use “wear suitable gloves” must be included in label or leaflet text.
Conditions of use and warning which must be printed on the labels : Do not use to dye eyelashes or eyebrows

United States

Eye Area : Yes, also Al lake
Generally (Includes Lipsticks) : Yes
External Use : Yes

European Union

Product Type, body parts : Hair dye substance in non-oxidative hair dye products
Maximum concentration in ready for use preparation : 0.5%

Source: MFDS (Korea) cosmetic regulatory information

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Restriction III/189 IV/44 · Other restriction: ban substances that deplete the ozone layer · SCCS opinion: Opinion on Acid Yellow 23

Source: EU CosIng ingredient list

Restriction IV/44 (CI 19140) III/189 (Acid Yellow 23; Acid Yellow 23 Aluminum lake) · SCCS opinion: Opinion on Acid Yellow 23

Source: EU CosIng ingredient list

More data — names, identifiers, properties, test records, literature

Names & identifiers

CI 19140INCI1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, trisodium saltSynonym산성황색23호Korean label name (MFDS standard)황색4호Korean label name (MFDS standard)ACID YELLOW 23Synonym

CAS No.chemical registry number: 12225-21-7
CAS No.chemical registry number: 1934-21-0
EC No.EU chemical inventory number: 217-699-5
EC No.EU chemical inventory number: 235-428-9
DTXSIDUS EPA chemical ID: DTXSID1021455
DTXCIDUS EPA compound ID: DTXCID701437203

IUPAC: Trisodium 5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-2,5-dihydro-1H-pyrazole-3-carboxylate
Molecular formula: C16H9N4Na3O9S2
Molecular weight: 534.36 g/mol

Measured properties

Odour: odourless
Melting/freezing point: 300 ℃
Water solubility: 20 g/100㎖
Vapour density: 18.4
n-Octanol/water partition coefficient (Kow): -10.17
Molecular weight: 534.37

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: KOSHA safety data sheets (Korea)

What products actually use it for

What the 249 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Dye243
Flavouring and nutrient2
No specific technical function2
Fragrance1
Pigment1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

3 skin studies and 1 eye studies are on record.

Classed as low1

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 4 studies

Classification not possible
Skin Irritation · Screening
Classification not possible
Skin Sensitization · Screening
Not likely to be sensitizing
skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay)
Classification not possible
Eye Irritation · Screening