Hexafluorozirconic acid
Synonym(s):Dihydrogen hexafluorozirconate solution;Hydrogen zirconium fluoride
- CAS NO.:12021-95-3
- Empirical Formula: F6HZr-
- Molecular Weight: 206.22
- MDL number: MFCD00082965
- EINECS: 234-666-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02

What is Hexafluorozirconic acid?
Chemical properties
light green liquid
The Uses of Hexafluorozirconic acid
Hexafluorozirconic acid is mainly used in manufacturing of optical glass and fluozirconate.
The Uses of Hexafluorozirconic acid
Used for:
- Hexafluorozirconic acid based surface pretreatments on steel for corrosion resistance
- Preparation of titania photocatalyst synthesized from ionic-liquid-like precursor
- Synthesis of fluoride-releasing dental monomer
- As precursor to ZrO2 ceramic thin films
What are the applications of Application
Hexafluorozirconic acid solution is used as a precursor to ZrO2 ceramic thin films
Flammability and Explosibility
Non flammable
Properties of Hexafluorozirconic acid
Boiling point: | 100℃[at 101 325 Pa] |
Density | 1.512 g/mL at 25 °C |
solubility | Miscible with acid-base solutions. |
form | Liquid |
Exposure limits | ACGIH: TWA 5 mg/m3; STEL 10 mg/m3 NIOSH: IDLH 25 mg/m3; TWA 5 mg/m3; STEL 10 mg/m3 |
Stability: | Stable. Incompatible with acids, oxidizing agents. Contact with acids releases hydrogen fluoride. |
CAS DataBase Reference | 12021-95-3(CAS DataBase Reference) |
EPA Substance Registry System | Zirconate(2-), hexafluoro-, dihydrogen, (OC-6-11)- (12021-95-3) |
Safety information for Hexafluorozirconic acid
Signal word | Danger |
Pictogram(s) |
![]() Corrosion Corrosives GHS05 ![]() Skull and Crossbones Acute Toxicity GHS06 |
GHS Hazard Statements |
H314:Skin corrosion/irritation H332:Acute toxicity,inhalation |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Hexafluorozirconic acid
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