Bismuth subnitrate

  • Bismuth oxynitrate
  • Bismuthyl nitrate
Formula
BONO3
Structure
Description
Odorless, white powder.
Uses
In prepn of milk of bismuth, as astringent, adsorbent, & protectant.

Registry Numbers and Inventories.
CAS
1304-85-4
EC (EINECS/ELINCS)
215-136-8
RTECS
EB2977000
RTECS class
Drug; Human Data
UN (DOT)
1477
Beilstein/Gmelin
47199 (G)
Swiss Giftliste 1
G-42830
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
BiNO4
Formula mass
286.99
Decomposition point, °C
260
Density
4.928 g/cm3 (20 C)
Solubility in water
Insoluble

Hazards and Protection.
Storage
Do not store near combustible materials. Store in a cool, dry place.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid contact with clothing and other combustible materials. Avoid ingestion and inhalation.
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.
Stability
Stable at room temperature in closed containers under normal storage and handling conditions.
Incompatibilities
Flammable and combustible materials, organic substances.
Decomposition
Nitrogen oxides.

Fire.
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Strong oxidizer. Contact with combustible materials may cause a fire. Extinguishing media: Use water spray to cool fire-exposed containers. Use flooding quantities of water.
Fire potential
Hazard: Oxidizing material; fire risk near organic materials.
Hazards
May explode from heat or contamination. May react explosively with hydrocarbons (fuels). May ignite combustibles.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
 
Special
O

Health.
Poison_Class
3
Exposure effects
Throbbing headache is common. Seizures have been reported following severe intoxication. Behavioral deficits were observed in the adult offspring of rats who received sodium nitrite prenatally.
   Ingestion
May cause methemoglobinemia, cyanosis, convulsions, and death. May cause kidney failure. May cause visual changes with blurred vision. Opacities may form in the cornea.
   Inhalation
May cause effects similar to those described for ingestion.
   Skin
No information regarding skin irritation and other potential effects was found.
   Eyes
May cause mild eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately. Induce vomiting by giving one teaspoon of Syrup of Ipecac.
   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 if irritation develops or persists. Flush skin with plenty of soap and water.
   Eyes
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
1477
Response guide
Hazard class
5.1
Packing Group
II; III