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GREENVEIL

  • industrial
  • pharma

Bismuth subnitrate

CAS 1304-85-4

Also registered as 7 other CAS numbers

1327-34-0 · 1327-35-1 · 54392-33-5 · 331412-07-8 · 1396338-21-8 · 2097816-52-7 · 2416124-82-6

Bismuth subnitrate chemical structure

Concern score

Not assessed — no hazard data yet.

Bismuth subnitrate in plain language

What it is

Also known as Bismuth hydroxide nitrate oxide · Heavy bismuth subnitrate · Bismuth hydroxide nitrate oxide (Bi5(OH)​9(NO3)​4O) · Basic bismuth nitrate · Bismuth(3+) hydroxide nitrate oxide (5/9/4/1) · C.I. 77169

Show all 28 names

C.I. pigment white 17 · pentabismuth;oxygen(2-);nonahydroxide;tetranitrate · Bismuth Magistery · Bismuth Synlab · Bismuth hydroxide nitrate oxide (Bi5(OH)9(NO3)4O) · Bismuth hydroxide nitrate oxide (Bi5O(OH)9(NO3)4) · Bismuth oxynitrate · Bismuth paint · Bismuth subnitricum · Bismuth white · Bismuthyl nitrate · Blanc de fard · Cosmetic White · Flake White · Magistery of bismuth · Novismuth · Paint White · Snowcal 5SW · Spanish White · Vicalin · Vikaline · Bismuthum subnitricum

What it does

Used in consumer products as an opacifier and an absorbent.

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

Regulation

No restrictions found. Bismuth subnitrate appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Absorbent, Opacifer.
    • EPA CPDat observed this chemical in 3 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Absorbent, Opacifer.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 31 active drug products and 37 total products.
    • FDA NDC lists this ingredient in 31 active drug products and 37 total products.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 Bismuth subnitrate 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

  • EPA Chemical and Products Database

    exposure · updated 2020-08-31

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2028-12-01

    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 FDA National Drug Code directory has listed Bismuth subnitrate in a product composition. These are source records, not Greenveil catalog products.

Source records

37

Typical roles

OpacifierAbsorbent
See products using Bismuth subnitrate →