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CETETH-20

CAS 9004-95-9

Also registered as 31 other CAS numbers

8013-80-7 · 8038-99-1 · 31586-40-0 · 31800-63-2 · 32054-77-6 · 32070-90-9 · 37359-30-1 · 39290-55-6 · 50813-70-2 · 50813-71-3 · 53663-60-8 · 63172-62-3 · 66015-22-3 · 77282-12-3 · 111637-23-1 · 114797-52-3 · 116464-10-9 · 137505-79-4 · 138874-15-4 · 145613-03-2 · 145613-05-4 · 145613-06-5 · 150260-52-9 · 459409-04-2 · 503027-87-0 · 741258-97-9 · 1433018-70-2 · 1456520-38-9 · 1523474-62-5 · 1698885-20-9 · 2073110-71-9

Concern score

Not assessed — no hazard data yet.

CETETH-20 in plain language

What it is

On cosmetic ingredient lists it appears as “CETETH-7”.

Also known as CETETH-7 · Cetomacrogol 1000 · CETETH-23 · CETETH-11 · CETETH-13 · CETETH-15

Show all 88 names

CETETH-150 · CETETH-16 · CETETH-17 · CETETH-18 · CETETH-22 · CETETH-24 · CETETH-25 · CETETH-30 · CETETH-33 · CETETH-40 · CETETH-5 · CETETH-50 · CETETH-60 · CETETH-8 · CETETH-80 · CETETH-9 · Polyoxyethylene monohexadecyl ether · CETETH-10 · PEG 1000 cetyl ether · PEG 1000 monocetyl ether · PEG-15 cetyl ether · PEG-16 cetyl ether · PEG-20 cetyl ether · PEG-20 hexadecyl ether · PEG-24 cetyl ether · PEG-25 cetyl ether · PEG-30 cetyl ether · PEG-33 cetyl ether · PEG-5 cetyl ether · POLY(OXY-1,2-ETHANEDIYL), .alpha.-hexadecyl-.omega.-hydroxy- · Polyethylene glycol (13) cetyl ether · Polyethylene glycol (150) cetyl ether · Polyethylene glycol (17) cetyl ether · Polyethylene glycol (18) cetyl ether · Polyethylene glycol (23) cetyl ether · Polyethylene glycol (25) cetyl ether · Polyethylene glycol (33) cetyl ether · Polyethylene glycol (40) cetyl ether · Polyethylene glycol (5) cetyl ether · Polyethylene glycol (7) cetyl ether · Polyethylene glycol 1000 cetyl ether · Polyoxyethylene (13) cetyl ether · Polyoxyethylene (150) cetyl ether · Polyoxyethylene (17) cetyl ether · Polyoxyethylene (18) cetyl ether · Polyoxyethylene (20) cetyl ether · Polyoxyethylene (23) cetyl ether · Polyoxyethylene (25) cetyl ether · Polyoxyethylene (30) cetyl ether · Polyoxyethylene (33) cetyl ether · Polyoxyethylene (40) cetyl ether · Polyoxyethylene (5) cetyl ether · Polyoxyethylene (7) cetyl alcohol · Polyoxyl 20 cetyl ether · Polyoxyl 5 cetyl ether · alpha-Hydroxy-omega-hexadecylpoly(ethane-1,2-diyloxy) · Alfonic 16-8 · Brij 58 · Ceteth-2 · Cetomacrogol · Cetyl poly(oxyethylene) ether · Emalex 105 · Emalex 107 · Emalex 117 · Emulmin CC-130 · Ethosperse CA-20 · Hexadecylpoly(ethyleneoxy)ethanol · Jeecol CA-5 · Lipocol C-20 · Nikkol BC-150 · Nikkol BC-20 · Nikkol BC-23 · Nikkol BC-40TX · Nikkol BC-7 · Oxyethylenated hexadecyl alcohol · Pegnol C-18 · Poly(oxy-1,2-ethanediyl), alpha-hexadecyl-omega-hydroxy- · Poly(oxy-1,2-ethanediyl), α-hexadecyl-ω-hydroxy- · Polyethylene glycol cetyl ether · Simulsol 58 · ceteth-12 · ceteth-45

What it does

Used in cosmetics as an emulsifier and a cleansing agent.

  • Emulsifying
  • Cleansing
  • Emulsifier
  • Surfactant
  • Cleaning agent
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. CETETH-20 appears in these published regulatory listings.

  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • USFDAinactive ingredient database6 entries — 2 administration routes
    • Route: TOPICAL; Dosage form: LOTION; Potency: 2.5 %w/wSource →
    • Route: TOPICAL; Dosage form: CREAM; Maximum daily exposure: 429 mgSource →
    • Route: TOPICAL; Dosage form: LOTION; Potency: 2 %w/wSource →
    • Route: TOPICAL; Dosage form: SOLUTION; Potency: 2 %w/wSource →
    • Route: VAGINAL; Dosage form: TAMPON; Potency: NASource →
    • Route: TOPICAL; Dosage form: CREAM; Potency: 2 %w/wSource →
  • EUCosIngActivePoly(oxy-1,2-ethanediyl), .alpha.-hexadecyl-.omega.-hydroxy- (7 mol EO average molar ratio)
    • Poly(oxy-1,2-ethanediyl), .alpha.-hexadecyl-.omega.-hydroxy- (7 mol EO average molar ratio)Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 174 composition records across product categories including Furniture and furnishings, Laboratory supplies, Medical/dental. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier, Cleaning agent.
    • EPA CPDat observed this chemical in 174 composition records across product categories including Furniture and furnishings, Laboratory supplies, Medical/dental. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Emulsifier, Cleaning agent.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as polymer.
    • openFDA substance registry classifies this ingredient as polymer.Source →

Expert safety opinions

No expert opinion on file for CETETH-20. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for CETETH-20 yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated june 19, 2015

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →
Reference links (3)
Openfda substance

wikiproteins.org

Read →
Openfda substance

cosmeticdatabase.com

Read →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed CETETH-20 in a product composition. These are source records, not Greenveil catalog products.

Source records

174

Named organisations

6

Furniture and furnishingsLaboratory suppliesMedical/dentalCleaning products and household carePersonal careConstruction

Typical roles

EmulsifyingCleansingEmulsifierSurfactantCleaning agent
See products using CETETH-20 →

Catalog

Found in these products

Their ingredient lists include CETETH-20; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 95 →Find products without it →