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Tricresyl phosphate

CAS 25013-17-6 · 100/100 · High conf.

Also registered as 7 other CAS numbers

34902-62-0 · 56499-45-7 · 56573-10-5 · 69234-04-4 · 1259372-53-6 · 2107376-26-9 · 1330-78-5

Concern score

100/100Critical concern based on regulatory listings.
High confidence

Tricresyl phosphate in plain language

What it is

Also known as Tritolyl phosphate · Tricresol phosphate · Tris(methylphenyl) phosphate · Cresyl phosphate · Tritolyl ester phosphoric acid · Tricresyl orthophosphate

Show all 20 names

Tricresyl phosphate (mixed isomers) · Tricresyl phosphate with >3% ortho isomer · Tricresyl phosphate, <1% o-isomer · Tris(tolyloxy)phosphine oxide · Celluflex 179C · Disflamoll TKP · Fyrquel 150 · Imol S-140 · Kronitex · Nissan unflame tcp · Phosphoric Acid, Tris(Methylphenyl) Ester · fosfato de tris(metilfenilo) · tricresylphosphate · tricresylphosphate (tcp)

What it does

Used in cosmetics as a plasticiser.

  • Plasticiser
Is it a concern?
Critical concern: no hazard classifications on record. It is banned in EU cosmetics.

Why it's flagged

Tritolyl phosphate is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

RestrictedEU EC — banned

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

Restrictions first, then routine listings from published regulatory sources.

  • EU Annex II — prohibited
  • EU prohibited in cosmetics

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • EUEC

    Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.

    banned
    View source →
  • EUCosIngActive2 entries
  • USEPAcommercial use observedEPA CPDat observed this chemical in 276 composition records across product categories including Specialty occupational products, Laboratory supplies, Raw materials. EPA CPDat classifies this chemical for functional uses including Plasticizer, Flame retardant.
    • EPA CPDat observed this chemical in 276 composition records across product categories including Specialty occupational products, Laboratory supplies, Raw materials. EPA CPDat classifies this chemical for functional uses including Plasticizer, Flame retardant.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as mixture.
    • openFDA substance registry classifies this ingredient as mixture.Source →

Expert safety opinions

No expert opinion on file for Tricresyl phosphate. 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 Tricresyl phosphate 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 →
  • EU CosIng Cosmetics Regulation Annexes

    regulatory · updated 2010-10-15

    Open →
  • EPA Chemical and Products Database

    exposure · updated october 14, 2019

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →

Suitability

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

Fragrance avoidance

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.

Where it has been recorded

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

Source records

276

Named organisations

6

Specialty occupational productsLaboratory suppliesRaw materialsVehiclePersonal careHome maintenance

Typical roles

Plasticiser
See products using Tricresyl phosphate →