Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
- beauty
- cleaning
- industrial
Trisodium nta
CAS 37291-81-9 · 100/100 · High conf.
Also registered as 2 other CAS numbers
2569049-56-3 · 5064-31-3
Concern score
100/100Critical concern driven by cmr.
High confidence
Trisodium nta in plain language
Also known as Nitrilotriacetic acid trisodium salt · Trisodium nitrilotriacetate · Glycine, N,N-bis(carboxymethyl)-, trisodium salt · NTANA3 · Trisodium 2,2',2''-nitrilotriacetate · Acetic acid, nitrilotri-, trisodium salt
Show all 29 names
Chelest 700 · Chemcolox 365 powder · Dissolvine A 40 · Dissolvine A 92 · Glycine, n,n-bis(carboxymethyl)-, trisodium · Glycine, N,N-bis(carboxymethyl)-, sodium salt (1:3) · Gycine, N,N-bis(carboxymethyl)-, trisodium salt · Hampshire NTA · Hampshire NTA 150 · Masquol np 140 · N,N-Bis(carboxymethyl)glycine, trisodium salt · NTA Trisodium salt · trisodium salt Nitrilo triacetic acid · Nitrilotriacetate trisodium salt · Sodium nitrilotriacetate · Syntron A · Trilon a · Trisodium N,N-bis(carboxymethyl)glycinate · Trisodium aminotriacetate · Trisodium nitrilotriacetic acid · Versene NTA 150 · Versene NTA 335 · trisodium salt of nitrilotriacetate
Used in cosmetics as a chelating agent. Trisodium NTA is the trisodium salt of nitrilotriacetic acid.
- Chelating
- Chelating agent
- Critical concern: classified for carcinogenic, mutagenic or reproductive toxicity (CMR). It is banned in EU cosmetics.
Why it's flagged
- Cmr
Trisodium nitrilotriacetate 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
- Found in consumer products
- Beauty
- Cleaning
- Industrial
- View source →banned
EUEC
Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Carcinogenic Cat. 2()
USEPAcommercial use observedEPA CPDat observed this chemical in 336 composition records across product categories including Laboratory supplies, Batteries, Specialty occupational products. EPA CPDat classifies this chemical for functional uses including Chelating agent, Binder, Processing aids not otherwise specified.
- EPA CPDat observed this chemical in 336 composition records across product categories including Laboratory supplies, Batteries, Specialty occupational products. EPA CPDat classifies this chemical for functional uses including Chelating agent, Binder, Processing aids not otherwise specified.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Expert safety opinions
No expert opinion on file for Trisodium nta. 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 Trisodium nta yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
- Open →
EU CosIng Cosmetics Regulation Annexes
regulatory · updated 2020-07-30
- Open →
EPA Chemical and Products Database
exposure · updated october 15, 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 →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Good fit
Where it has been recorded
How often EPA CPDat has listed Trisodium nta in a product composition. These are source records, not Greenveil catalog products.
Source records
336
Named organisations
6
Laboratory suppliesBatteriesSpecialty occupational productsCleaning products and household careCleaning and safetyIndustrial products
Typical roles
ChelatingChelating agent
Found in these products
Cosmetic and personal-care products that list Trisodium nta are shown first. Their ingredient lists include Trisodium nta; each product's own rating depends on its whole formula, so it is shown on the product page, not here.
