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  • cleaning
  • industrial

Acid Red 26

CAS 3761-53-3

Also registered as 1 other CAS number

64553-71-5

Concern score

Not assessed — no hazard data yet.

Acid Red 26 in plain language

What it is

Also known as Ponceau mx · Ponceau xylidine · AKA503 · C.I. 16150 · C.I. acid red 26 · C.I. acid red 26, disodium salt

Show all 16 names

CI 16150 · D&C red no. 5 (delisted) · Ponceau 2R · Ponceau red · C.I. Food Red 5 · CI Acid Red 26 · D & C Red No. 5 · D and C Red · c.i. food red 5 (sara 313)/orange dye · c.i. food red 5 (sara iii)

What it does

We don't have a plain-language description for Acid Red 26 yet.

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Acid Red 26 appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Cleaning
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 6 composition records across product categories including Laboratory supplies, Home maintenance, Cleaning and safety.
    • EPA CPDat observed this chemical in 6 composition records across product categories including Laboratory supplies, Home maintenance, Cleaning and safety.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Acid Red 26 yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

4 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated March 8, 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

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 Acid Red 26 in a product composition. These are source records, not Greenveil catalog products.

Source records

6

Named organisations

3

Laboratory suppliesHome maintenanceCleaning and safety
See products using Acid Red 26 →

Catalog

Found in these products

Their ingredient lists include Acid Red 26; each product's own rating depends on its whole formula, so it is shown on the product page, not here.