Definition
US FDA substance register · UNII PS6855FO7F · registered name POTASSIUM LAURYL SULFATE · single chemical substance
Cosmetic roles
Surfactant that lifts dirtSURFACTANT - CLEANSINGMixes and holds oil and water togetherSURFACTANT - EMULSIFYING
Safety & regulatory references
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ラウリル硫酸Ｋ: 本品は、ラウリルアルコール（＊）の硫酸エステルのカリウム塩であり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
POTASSIUM LAURYL SULFATEINCI포타슘라우릴설페이트Korean label name (MFDS standard)Sulfuric acid, monododecyl ester, potassium saltSynonymラウリル硫酸ＫJapanese labelling name
- CAS No.chemical registry number
- 4706-78-9
- EC No.EU chemical inventory number
- 225-190-4
- DTXSIDUS EPA chemical ID
- DTXSID40884104
- DTXCIDUS EPA compound ID
- DTXCID401023574
- IUPAC
- Potassium dodecyl sulfate
- Molecular formula
- C12H25KO4S
- Molecular weight
- 304.49 g/mol
What products actually use it for
What the 6 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.
- Surfactant (surface active agent)4
- Emulsifier2
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 3 eye studies are on record.
Classed as low3
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 7 studies
- Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: As mentioned below according to - Not likely to be sensitizing
skin sensitisation · Screening · according to other guideline: as mentioned below - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Skin irritation - category 2
Skin Irritation · Screening - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: as mentioned below according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to - Eye damage - category 1
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Linked databases 13
- Australian Industrial Chemicals Inventory (AICIS)
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English