Aluminium silicate

  • Aluminum oxide silicate
  • Aluminum silicon oxide
  • Silicic acid, aluminum salt (1:2)
  • Kerphalite
Formula
Al2SiO5
Description
Granular powder with an earthy odor.
Uses
Substance is used in dental cements, glass industry.

Registry Numbers and Inventories.
CAS
12141-46-7
EC (EINECS/ELINCS)
235-253-8
Merck
12,377
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
Al2O5Si
Formula mass
162.05
Density
2.6 g/mc3

Hazards and Protection.
Storage
Store in cool, dry location.
Protection
Industrial type safety glasses offer some protection, goggles offer more protection. Wear clothing designed to limit direct exposure to product or dusts associated with product. If clothing becomes contaminated, it should be laundered before wearing again. Gloves.
Respirators
Use MSHA/NIOSH approved units as listed in the current 29 DFR 1910.134 for the existing conditions. Some type of respiratory protection is recommend for even the best conditions. Actual respirator selection should be made after consultation with a competent health and safety professional.
Small spills/leaks
If dusts are generated during the spill, these should be collected by gently sweeping the material into a dustpan or collecting with a vacuum device.
Stability
This product is stable under normal conditions for shipping, storage and installation.

Fire.
Fire fighting
Fight as appropriate for surrounding fire. Fire fighters should wear NIOSH approved, positive pressure, self-contained breathing apparatus (SCBA) and full protective clothing (bunker gear) when fighting fires.

Health.
Exposure effects
   Inhalation
Dusts of this product may be irritating to respiratory tract.
   Eyes
Dusts of this product may irritate and/or abrade eyes.

First aid
 
   Ingestion
As shipped, product not likely to be ingested; but if it occurs, do not induce vomiting.
   Inhalation
If exposed to excessive levels of dusts or vapors during heating, remove victim to fresh air. Seek medical attention if coughing or other symptoms persist.
   Eyes
Flush product from eyes using large amounts of water. If irritation continues, seek medical attention.

Transport.