Melting point :2700 °C(lit.)
Boiling point :5000 °C(lit.)
Density :5.89 g/mL at 25 °C(lit.)
Flash point :5000°C
solubility :insoluble
form :powder
color :White
Specific Gravity :5.89
PH :4-5
Resistivity :2.3 × 10*10 (ρ/μΩ.cm)
Water Solubility :insoluble
Crystal Structure :Monoclinic; Tetragonal; Cubic
Merck :14,10180
Exposure limits :ACGIH: TWA 5 mg/m3; STEL 10 mg/m3
NIOSH: IDLH 25 mg/m3; TWA 5 mg/m3; STEL 10 mg/m3 Dielectric constant :12.5（0.0℃）
Stability :Stable.
InChIKey :RVTZCBVAJQQJTK-UHFFFAOYSA-N
CAS DataBase Reference :1314-23-4(CAS DataBase Reference)
NIST Chemistry Reference :Zirconium dioxide(1314-23-4)
EPA Substance Registry System :Zirconium oxide (1314-23-4)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H222 Extremely flammable aerosol Flammable aerosols Category 1 Danger P210, P211, P251, P410+P412 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P211 Do not spray on an open flame or other ignition source. P251 Pressurized container: Do not pierce or burn, even after use. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P321 Specific treatment (see … on this label). P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P405 Store locked up. P410+P412 Protect from sunlight. Do not expose to temperatures exceeding 50 oC/122oF.