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Ammonium boron oxide ((NH4)B5O8)

CAS 12007-89-5

Also registered as 2 other CAS numbers

154855-73-9 · 1315338-39-6

Ammonium boron oxide ((NH4)B5O8) chemical structure

Concern score

Not assessed — no hazard data yet.

Ammonium boron oxide ((NH4)B5O8) in plain language

What it is

Also known as Ammonium pentaborate · Ammonium borate ((NH4)2B10O16) · Ammonium borate (NH4B5O8) · Ammonium pentaborate (NH4B5O8) · Ammonium pentaborat · Boric acid (HB5O8), ammonium salt

Show all 11 names

Boric acid (HB5O8), ammonium salt, octahydrate · Ec 234-521-1 · Q27277046 · UNII-E9ND2KN062 · diammonium decaborate

What it does

We don't have a plain-language description for Ammonium boron oxide ((NH4)B5O8) yet.

Recorded functional uses: Flame retardant

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

Regulation

No restrictions found. Ammonium boron oxide ((NH4)B5O8) appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 1 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flame retardant.
    • EPA CPDat observed this chemical in 1 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flame retardant.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 Ammonium boron oxide ((NH4)B5O8) 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 2021-06-08

    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 Ammonium boron oxide ((NH4)B5O8) in a product composition. These are source records, not Greenveil catalog products.

Source records

1

Typical roles

Flame retardant
See products using Ammonium boron oxide ((NH4)B5O8) →