Melting point :1402 °C
Boiling point :2500 °C (lit.)
Density :3.18 g/mL at 25 °C (lit.)
refractive index :1.434
Flash point :2500°C
storage temp. :-20°C
solubility :Slightly soluble in acid; insoluble in acetone.
form :rod
Specific Gravity :3.18
color :white
Water Solubility :0.015 g. per 100g H20 at room temperature.(INSOLUBLE)
Sensitive :Hygroscopic
Crystal Structure :CaF2 type
crystal system :Cube
Merck :14,1667
Solubility Product Constant (Ksp) :pKsp: 8.28
Space group :Fm3m
Lattice constant :

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
0.546	0.546	0.546	90	90	90	0.1631

Exposure limits :ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3 Dielectric constant :2.5（Ambient）
Stability :Stable. Calcium fluoride is inert to organic chemicals and many acids, including HF. It will slowly dissolve in nitric acid.
InChIKey :WUKWITHWXAAZEY-UHFFFAOYSA-L
CAS DataBase Reference :7789-75-5(CAS DataBase Reference)
NIST Chemistry Reference :Calcium fluoride(7789-75-5)
EPA Substance Registry System :Calcium difluoride (7789-75-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 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:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 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. P405 Store locked up.