Aluminum fluoride trihydrate

Formula
AlF3.3H2O
Structure
Description
white hygroscopic crystals

Registry Numbers and Inventories.
CAS
15098-87-0
EC (EINECS/ELINCS)
232-051-1
S 22 36/37 45
RTECS
BD0725000
UN (DOT)
3288
Merck
12,351
Beilstein/Gmelin
48283 (G)
US TSCA
Listed
New Zealand
Listed

Properties.
Formula
AlF3H6O3
Formula mass
138.02
Density
1.91 g/cm3

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Do not store in metal or glass containers.
Handling
Wash thoroughly after handling. Avoid contact with skin and eyes. Avoid ingestion and inhalation. Use only in a chemical fume hood.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container. Wash area with soap and water. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong acids; glass containers.
Decomposition
Hydrogen fluoride, aluminum oxide.

Fire.
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Substance is noncombustible. Extinguishing media: Use extinguishing media most appropriate for the surrounding fire.

Health.
Exposure effects
Chronic inhalation may cause nasal septum ulceration and perforation. Chronic effects include excessive calcification of the bones, ligaments, and tendons.
   Ingestion
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. Fluoride ion can reduce serum calcium levels possibly causing fatal hypocalcemia.
   Inhalation
Causes respiratory tract irritation. May cause salivation, nausea, vomiting, abdominal pain, fever, and labored breathing.
   Skin
Causes skin irritation. Chronic effects include excessive calcification of the bones, ligaments, and tendons.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Transport.
UN number
3288
Response guide