Definition
US FDA substance register · UNII S38N85C5G0 · registered name ZIRCONIUM OXIDE · single chemical substance
Zirconium Dioxide is the inorganic oxide that conforms to the formula
Cosmetic roles
Safety & regulatory references
- Banned
- Argentina · ASEAN · Brazil · China · European Union · Taiwan · United States
- Allowed colourant
- United States
Source: MFDS (Korea) cosmetic regulatory information · US FDA prohibited and restricted ingredients
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Restriction Please consider whether entry 391 of Annex II to the Cosmetics Regulation 1223/2009 is applicable. According to entry 391, Zirconium and its compounds, with the exception of the substances listed under reference number 50 in Annex III, and the zirconium lakes, pigments or salts of the colouring agents when listed in Annex IV."
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name 酸化ジルコニウム: 本品は、ジルコニウムの酸化物であり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 1314-23-4
- EC No.EU chemical inventory number
- 215-227-2
- DTXSIDUS EPA chemical ID
- DTXSID1042520
- DTXCIDUS EPA compound ID
- DTXCID001396163
- IUPAC
- Zirconium(4+) dioxide
- Molecular formula
- O2Zr
- Molecular weight
- 123.222 g/mol
Measured properties
- Appearance
- Wet Solid, Other Solid, Dry Powder, CBI, Large Crystals, Liquid · solid
- Colour
- white
- Odour
- odourless
- Initial boiling point and range
- 4300 ℃
- Flash point
- 5000 ℃
- Water solubility
- &, lt, 55 ug/L (20℃, pH: 6.5)
- Vapour density
- 5.85 g/㎤ (20℃)
- Relative density
- 5.77
- Molecular weight
- 123.22
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 25 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Pigment13
- Surface modifier8
- Opacifer2
- Filler1
- Degradant/impurity (EPA)1
Source: US EPA CompTox dashboard
Related literature
- Non-similar analysis of ternary hybrid second-grade MHD nanofluid flow over linearly stretching sheet · 2025
- IMPRESSION OF RADIATION ON THE FLOW OF WILLIAMSON HYBRID NANOFLUID WITH SHAPE FACTORS AND ENTROPY GENERATION · 2025
- Semi-analytical and numerical explorations on entropy optimization of EMHD in Casson hybrid nanofluid with radiation slip and convective boundary conditions · 2022
- Use of dielectric nanoparticles doped with Yb3+ ions to enhance the thermal effect in a biological tissue exposed to near-IR laser radiation (in vivo experiments) · 2021
- Implementing renewable solar energy in presence of Maxwell nanofluid in parabolic trough solar collector: a computational study · 2021
Linked databases 17
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic regulatory information 2 3
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US FDA prohibited and restricted ingredients
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · Korean · English · Japanese · Chinese