What is the NOAEL for Strontium(II) hydroxide?
Strontium(II) hydroxide has 6 NOAEL studies in the database. The lowest reported value is 3.04 mg/m3 via inhalation in Human. Source: ToxValDB_GESTIS_DNEL.
NOAEL Data
REACH Registered
Cosmetic Ingredient
Strontium(II) hydroxide
Also known as: Strontium hydroxide (Sr(OH)2), Strontium dihydroxide, EINECS No.: 242-367-1, Strontium hydroxide
CAS 18480-07-4
Strontium(II) hydroxide (CAS 18480-07-4) is a chemical substance. Key regulatory status: REACH registered, 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH.
Cross-Vertical Regulatory Divergence
Strontium(II) hydroxide is classified GHS Danger (H302, H314, H318) in the chemicals database but is restricted in EU cosmetics at max 3.5%.
SOURCE
Cross-vertical comparison
Cosmetics: ingredients.eu_status/eu_max; Chemicals: ghs_classifications.signal_word/hazard_statement_code
SOURCE
noael studies public
NOAEL studies
6
SOURCE
chemical inventory jurisdictions
Regulatory lists
1
SOURCE
eu clp annex vi
GHS signal
Not classified
Chemical Identity
CAS, identifiers, formula, and alternate names for the matched substance record.
SOURCE
DSSTox identifiers
10 fields
Name
Strontium(II) hydroxide
CAS Number
18480-07-4
DTXSID
DTXSID60893975
Molecular Formula
2H2O.Sr
InChI Key
UUCCCPNEFXQJEL-UHFFFAOYSA-L
Monoisotopic Mass
123.926742
Synonyms
Strontium hydroxide (Sr(OH)2)Strontium dihydroxideEINECS No.: 242-367-1Strontium hydroxide
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
1 records
| List | Keyword | Source |
|---|---|---|
| Europe; Personal care; restricted | European Commission | CosIng |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 6 of 6 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| =3.04 | mg/m3 | DNEL local | inhalation | Human | ToxValDB_GESTIS_DNEL |
| EPK818UET5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| EPK818UET5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| EPK818UET5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| EPK818UET5 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| =1000 | mg/kg bw/day | NOAEL | oral | Rat | ToxValDB_ECHA_IUCLID |
Showing 6 of 6 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | Strontium hydroxide | 242-367-1 | ECHA overview → |
Australian Status (AICIS)
Australian industrial chemicals inventory status and applicable conditions.
SOURCE
AICIS inventory
1 records
Inventory Status
listed
Cosmetic Safety Profile
Same-CAS cosmetic ingredient record for cross-vertical context.
SOURCE
CosIng / Ingredients DB
EU Status
restricted
Max
3.5%
Category
Cosmetic Ingredient
Frequently Asked Questions
What regulatory lists include Strontium(II) hydroxide?
Strontium(II) hydroxide appears on 1 regulatory/inventory list including Europe; Personal care; restricted. Source: EPA CPDat.
Is Strontium(II) hydroxide used in cosmetics?
Yes, Strontium(II) hydroxide is also indexed as a cosmetic ingredient under the name Strontium Hydroxide. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Where does the safety data for Strontium(II) hydroxide come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
Does Strontium(II) hydroxide have different safety status in cosmetics vs industrial chemicals?
Strontium(II) hydroxide is classified GHS Danger (H302, H314, H318) in the chemicals database but is restricted in EU cosmetics at max 3.5%.
Is Strontium(II) hydroxide used outside industrial chemicals?
Strontium(II) hydroxide also appears in cosmetics databases.