Uranyl nitrate hexahydrate

  • Uranium nitrate
Formula
(UO2)(NO3)2.6H2O
Structure
Description
Liquid.

Registry Numbers and Inventories.
CAS
13520-83-7
EC (EINECS/ELINCS)
233-26-63
RTECS
YR3850000
RTECS class
Mutagen
UN (DOT)
2980
Merck
11, 10000
Beilstein/Gmelin
1249334 (G)
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
H12N2O12U
Formula mass
502.13
Decomposition point, °C
118
Density
2.81 g/cm3 (20 C)
Solubility in water
Soluble

Hazards and Protection.
Storage
Store in a cool, dry location. Keep container tightly closed.
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
Wear appropriate protective gloves, clothing and goggles.
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
Do not touch damaged packages or spilled material. Cover liquid spill with sand, earth or other noncombustible absorbent material. Cover powder spill with plastic sheet or tarp to minimize spreading. Contact radiation safety officer.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Avoid contact with reducing agents and combustible materials.

Fire.
Fire fighting
Use water spray, carbon dioxide, dry chemical powder or appropirate foam to fight fire. Wear a SCBA and protective clothing.
Fire potential
Oxidizing agent. Contact with combustible materials may cause fire.
Health
1
 
Reactivity
1
 

Health.
Exposure limit(s)
TLV (as U (soluble and insoluble compounds): ppm; 0.2 mg/m3 (as TWA); 0.6 mg/m3 (STEL) (ACGIH 1994-1995).
Exposure effects
   Ingestion
Very toxic if swallowed.
   Inhalation
Causes irritation.
   Skin
Causes irritation.
   Eyes
Risk of serious damage to eyes with possible irreversible effects.

First aid
 
   Ingestion
Wash mouth with water, provided that the person is conscious. Get medical ade.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. DO NOT use mouth-to-mouth respiration.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
UN number
2980
Response guide
Hazard class
7
Std. Transport #
4929113