Titanium dioxide

Melting point :1840 °C
Boiling point :2900 °C
Density :4.26 g/mL at 25 °C(lit.)
bulk density :850kg/m3
refractive index :2.61
Flash point :2500-3000°C
storage temp. :Store at +5°C to +30°C.
solubility :Practically insoluble in water. It does not dissolve in dilute mineral acids but dissolves slowly in hot concentrated sulfuric acid.
form :powder
pka :3.85
Specific Gravity :4.26
color :White to slightly yellow
PH :7-8 (100g/l, H2O, 20℃)(slurry)
Odor :at 100.00%. odorless
Water Solubility :insoluble
Crystal Structure :Orthorhombic, Pcab
Merck :14,9472
Dielectric constant :2.9（20℃）
Exposure limits :ACGIH TLV-TWA:2.5 mg/m3,Respirable particulate matter (fine-scale particles)
OSHA PEL-TWA:15 mg/m³
NIOSH REL-TWA:2.4 mg/m3,0.3 mg/m3;IDLH:5000 mg/m3 Cosmetics Ingredients Functions :ANTIMICROBIAL
OPACIFYING
UV FILTER
COLORANT
UV ABSORBER InChI :1S/2O.Ti
InChIKey :GWEVSGVZZGPLCZ-UHFFFAOYSA-N
SMILES :O=[Ti]=O
Hardness, Mohs :5.5 - 6.0
CAS DataBase Reference :13463-67-7(CAS DataBase Reference)
IARC :2B (Vol. 47, 93) 2010
NIST Chemistry Reference :Titanium dioxide(13463-67-7)
EPA Substance Registry System :Titanium dioxide (13463-67-7)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P314 Get medical advice/attention if you feel unwell. P501 Dispose of contents/container to..…