Amorphous phosphorus

  • Amorphous red prhosphorus
  • Red phosphorus
Formula
P
Description
Red amorphous solid.

Registry Numbers and Inventories.
CAS
12185-10-3
EC (EINECS/ELINCS)
231-768-7
EC Index Number
015-001-00-1
EC Class
Highly flammable; Very toxic; Corrosive; Dangerous for the Environment
UN (DOT)
1338
Beilstein/Gmelin
8863 (G)
New Zealand
Listed

Properties.
Formula
P
Formula mass
30.97
Melting point, °C
435
Sublimation point, °C
460
Vapor pressure, mmHg
134 (213 C)
Critical pressure
29.6
Density
3.01 g/cm3 (125 C)
Viscosity
0.76 cd (20.2 C)
Thermal expansion
0.00121/K
Heat of fusion
65.4 kJ/mol

Hazards and Protection.
Storage
Isolate from other chemicals. Store at large quantities under water in underground iron or concrete tanks. Protect against physical damage.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Safety goggles and air line or self-contained breathing apparatus.
Respirators
Use NIOSH/MSHA approved respirator appropriate for exposure of concern.
Small spills/leaks
Evacuate area and ventilate. Wear protective equipment. If required, use an inert absrobent. Sweep up and place in an appropriate container for disposal. Wash contaminated surfaces.
Stability
Normally stable, reactive under extreme conditions.

Fire.
Fire fighting
Deluge with water until fire is extinguished and phosphorus solidified; then cover with wet sand or dirt.
Fire potential
Quite flammable, combustion probable

Health.
Exposure effects
The toxicological properties of this material have not been investigated.

First aid
 
   Ingestion
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.
   Inhalation
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention.
   Skin
Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, seek medical attention. Launder clothing before reuse.
   Eyes
If symptoms develop, immediately move individual away from exposure and into fresh air. Flush eyes gently with water for at least 15 minutes while holding eyelids apart; seek immediate medical attention.

Transport.
UN number
1338
Response guide
Hazard class
4.1
Packing Group
III
 
USCG CHRIS Code
PPW
 
IMO Pollution Category
A
IMO Hazard code
S/P