What is the NOAEL for Ceric oxide?
Ceric oxide has 13 NOAEL studies in the database. The lowest reported value is 0.86 mg/m3 via inhalation in Rat. Source: ToxValDB_IRIS.
NOAEL Data
REACH Registered
Cosmetic Ingredient
Ceric oxide
Also known as: Cerium oxide (CeO2), EINECS 215-150-4, Molycomp 5310, Needlal U15, Needlal W10-01 (+6 more)
CAS 1306-38-3
Ceric oxide (CAS 1306-38-3) is a chemical substance. Key regulatory status: REACH registered, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH.
Cross-Vertical Regulatory Divergence
Ceric oxide is classified GHS Danger (H371, H372) in the chemicals database but is allowed in EU cosmetics.
SOURCE
Cross-vertical comparison
Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
SOURCE
noael studies public
NOAEL studies
13
SOURCE
chemical inventory jurisdictions
Regulatory lists
0
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
17 fields
Name
Ceric oxide
CAS Number
1306-38-3
DTXSID
DTXSID4040214
Molecular Formula
Ce.2O
InChI Key
OFJATJUUUCAKMK-UHFFFAOYSA-N
Monoisotopic Mass
171.895272
Synonyms
Cerium oxide (CeO2)EINECS 215-150-4Molycomp 5310Needlal U15Needlal W10-01Needlal W15NidoralUNII-619G5K328YCeO2ceric dioxidecerium(IV)dioxide
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
1 records
UV stabilizer
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 13 of 13 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| =9 | mg/m3 | BMCL | inhalation | Rat | ToxValDB_IRIS |
| =1.6 | mg/m3 | BMCL (ADJ) | inhalation | Rat | ToxValDB_IRIS |
| =0.86 | mg/m3 | BMCL (HEC) | inhalation | Rat | ToxValDB_IRIS |
| =0.86 | mg/m^3 | BMCL (HEC) | inhalation | - | EPA_IRIS_iris_rfc_systems.csv |
| 619G5K328Y | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 619G5K328Y | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 619G5K328Y | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 619G5K328Y | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| >2.01 | mg/L | LC50 | Inhalation | - | NTP_ICE_acute_inhalation |
| >5.05 | mg/L | LC50 | Inhalation | - | NTP_ICE_acute_inhalation |
| =3 | mg/m3 | NEL | oral | Rat | ToxValDB_EPA_TSCA_8e |
| =0.0009 | mg/m3 | RfC | inhalation | Human | ToxValDB_IRIS |
| =0.0009 | mg/m^3 | RfC | inhalation | - | EPA_IRIS_iris_rfc_systems.csv |
Showing 13 of 13 studies
REACH Registration
Registration status from the ECHA REACH registered substances database.
SOURCE
ECHA (EU)
1 records
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | Cerium dioxide | 215-150-4 | 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
permitted
Max
-
Category
Cosmetic Ingredient
Frequently Asked Questions
Is Ceric oxide used in cosmetics?
Yes, Ceric oxide is also indexed as a cosmetic ingredient under the name Cerium Oxide. 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 Ceric oxide 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 Ceric oxide have different safety status in cosmetics vs industrial chemicals?
Ceric oxide is classified GHS Danger (H371, H372) in the chemicals database but is allowed in EU cosmetics.
Is Ceric oxide used outside industrial chemicals?
Ceric oxide also appears in cosmetics databases.