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Lead monoxide

CAS 1317-36-8

Also registered as 4 other CAS numbers

1335-25-7 · 1309-59-7 · 12359-23-8 · 2985639-03-8

Lead monoxide chemical structure

Concern score

Not assessed — no hazard data yet.

Lead monoxide in plain language

What it is

Also known as Lead oxide · Litharge · Massicot · Plumbous oxide · lead(2+);oxygen(2-) · Blei(II)-oxid

Show all 26 names

Bleimonoxid · Bleioxyd · C.I. 77577 · C.I. Pigment Yellow 46 · Htumbqdccixgcv-uhfffaoysa-n · Lead (ii) oxide yellow · Lead(ii) oxide · Lead monooxide · Lead oxide (PbO) · Lead oxide yellow · Lead protoxide · Lead(2+) oxide · Litharge Yellow L-28 · Massicotite · hydrate plumbane · lead monoxide (lead oxide yellow) · lead oxide (litharge) · lead oxiode · lead monoxide (as inorganic lead dust or fumes) · lead oxide/lead oxide paste

What it does

Used in consumer products as a colourant.

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

Regulation

No restrictions found. Lead monoxide appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 360 composition records across product categories including Laboratory supplies, Batteries, Industrial products. EPA CPDat classifies this chemical for functional uses including Dye, Heat stabilizer.
    • EPA CPDat observed this chemical in 360 composition records across product categories including Laboratory supplies, Batteries, Industrial products. EPA CPDat classifies this chemical for functional uses including Dye, Heat stabilizer.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 Lead monoxide. 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 Lead monoxide yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2019-04-25

    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

    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 Lead monoxide in a product composition. These are source records, not Greenveil catalog products.

Source records

360

Named organisations

2

Laboratory suppliesBatteriesIndustrial productsHome maintenanceManufacturing ComponentsPersonal care

Typical roles

Colourant
See products using Lead monoxide →