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Strontium nitrate

CAS 518051-66-6 · 100/100 · High conf.

Also registered as 5 other CAS numbers

2374820-99-0 · 2684195-41-1 · 2709006-58-4 · 2952711-57-6 · 10042-76-9

Strontium nitrate chemical structure

Concern score

100/100Critical concern based on regulatory listings.
High confidence

Strontium nitrate in plain language

What it is

Also known as Nitrate de strontium · Nitric acid, strontium salt (2:1) · Strontium nitrate (SR(NO3)2) · Strontium dinitrate · N2O6Sr · Nitric acid strontium salt (2:1)

Show all 15 names

strontium salt Nitric acid · Strontium(2+) nitrate · Strontiumnitrat · UNII-BDG873AQZL · nitrato de estroncio · strontium (ii) nitrate (1:2) ld50 (oral rat): 275 mg/kg · strontium(2+) ion dinitrate · strontium(ii) nitrate(1:2) · Strontium nitricum

What it does

Used in cosmetics as a skin-conditioning agent and an oral-care ingredient.

  • Skin conditioning
  • Oral care
  • Conditioner
Is it a concern?
Critical concern: no hazard classifications on record. It is banned in EU cosmetics.

Why it's flagged

Strontium nitrate 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.

  • In marketed US drugs
  • EU Annex II — prohibited
  • EU prohibited in cosmetics

Recorded in these product areas

  • Found in consumer products
  • Pharma
  • Food
  • Industrial

  • EUEC

    Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products.

    banned
    View source →
  • EUCosIngActive2 entries
  • USEPAcommercial use observedEPA CPDat observed this chemical in 46 composition records across product categories including Laboratory supplies, Industrial products, Batteries. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, oral care.
    • EPA CPDat observed this chemical in 46 composition records across product categories including Laboratory supplies, Industrial products, Batteries. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, oral care.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 8 active drug products and 8 total products.
    • FDA NDC lists this ingredient in 8 active drug products and 8 total products.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 Strontium nitrate. 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 Strontium nitrate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

8 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EU CosIng Cosmetics Regulation Annexes

    regulatory · updated 2010-10-15

    Open →

  • EPA Chemical and Products Database

    exposure · updated 2020-02-13

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2026-12-31

    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.

Food use

Food-use source coverage is present in the current record.

Good fit

The ingredient appears in food-oriented source coverage or allowed-use references, which makes food use easier to support than a context with no domain signal at all.

Fragrance avoidance

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.

Where it has been recorded

How often EPA CPDat has listed Strontium nitrate in a product composition. These are source records, not Greenveil catalog products.

Source records

46

Named organisations

1

Laboratory suppliesIndustrial productsBatteriesFood and drug

Typical roles

Skin conditioningOral careConditioner
See products using Strontium nitrate →