Lithium niobate

  • Lithium metaniobate
  • Lithium niobate oxide
  • Lithium niobate(V)
  • Lithium niobium oxide
Formula
Li.NbO3
Structure
Description
White hexagonal crystals
Uses
Crystal are used for electro-optical, photoelastic, piezoelectric and nonlinear applications.

Registry Numbers and Inventories.
CAS
12031-63-9
EC (EINECS/ELINCS)
234-755-4
RTECS
QT9800000
RTECS class
Other
Beilstein/Gmelin
8611 (G)
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
LiNbO3
Formula mass
147.85
Melting point, °C
1257
Density
4.638 g/cm3
Solubility in water
109 mg/L (100C)
Surface tension
298 erg/cm2
Refractive index
2.007 (350 C)
Dielectric constant
28

Hazards and Protection.
Storage
Keep container closed. Store in a cool dry place.
Protection
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Incompatibilities
Strong oxidizing agents.
Decomposition
Nature of decomposition products not known.

Fire.
Fire fighting
Extinguish using Noncombustible. Use extinguishing media appropriate to surrounding fire conditions. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Transport.