Cadmium fluoride

  • Cadmium difluoride
Formula
CdF2
Structure
Description
White powder.
Uses
Production of phosphors, glass.

Registry Numbers and Inventories.
CAS
7790-79-6
EC (EINECS/ELINCS)
232-222-0
EC Index Number
048-006-00-2
EC Class
Carcinogenic Category 2; Mutagenic Category 2; Toxic for reproduction Category 2; Very toxic; Toxic; Dangerous for the Environment
RTECS
EV0700000
RTECS class
Tumorigen
UN (DOT)
2570
Merck
12,1655
Beilstein/Gmelin
18384 (G)
Swiss Giftliste 1
G-7763
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
Korea ECL
Listed

Properties.
Formula
CdF2
Formula mass
150.40
Melting point, °C
1065 - 1075
Boiling point, °C
1748
Vapor pressure, mmHg
98.1 (1445 C)
Density
5.99 g/cm3 (25 C)
Solubility in water
43 g/L
Thermal expansion
0.00005/K
Heat of fusion
22.60 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Protection
Eyes: Wear chemical goggles and face shield. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
Respirators
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Hydrogen fluoride.

Fire.
Fire fighting
Substance is noncombustible. Use extinguishing media most appropriate for the surrounding fire.
Fire potential
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Hazards
Contact with metals may evolve flammable hydrogen gas.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Exposure limit(s)
5 µg/m3 PEL {2 µg/m3 respirable TLV}
Carcinogin
O, G-A2, I-1, N-1, CP65
Poison_Class
1
Exposure effects
   Ingestion
Poison by ingestion. May cause headache. May cause nausea and vomiting.
   Inhalation
May cause respiratory tract irritation. Toxic if inhaled.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
   Inhalation
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   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
2570
Response guide
Hazard class
6.1
Packing Group
I; II; III
 
USCG CHRIS Code
CDY