Ammonium iodate

  • Ammonium iodine oxide
Formula
H3N.HIO3
Structure
Description
Bluish white powder.

Registry Numbers and Inventories.
CAS
13446-09-8
EC (EINECS/ELINCS)
236-592-4
8 36/38
17 26 36
UN (DOT)
1479
Beilstein/Gmelin
162996 (G)
Canada DSL/NDSL
NDSL
US TSCA
Listed
Korea ECL
Listed

Properties.
Formula
H4INO3
Formula mass
192.94
Melting point, °C
150
Density
3.407 g/cm3 (25 C)
Solubility in water
42 g/L (30 C)

Hazards and Protection.
Storage
Keep tightly closed. Keep away from combustible materials, heat, sparks, and open flame.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong reducing agents, Finely powdered metals Incompatibility: mixtures of iodates with finely divided aluminum, arsenic, copper, carbon, phosphorous (red or white) sulfur; hydrides of alkali and alkaline earth metals; sulfides of ant
Decomposition
Hydrogen iodide, Ammonia, Nitrogen oxides.

Fire.
Fire fighting
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
These substances will accelerate burning when involved in a fire.
Hazards
Emits toxic fumes under fire conditions. Contact with other material may cause fire. May accelerate combustion.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
2
 
Flammability
0
 
 
Reactivity
3
 

Health.
Exposure effects
Oxidizing. Contact with combustible material may cause fire. Irritating to eyes and skin.
   Ingestion
May be harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
   Skin
Causes skin irritation. May be harmful if absorbed through the skin.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
   Skin
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.
UN number
1479
Response guide
Hazard class
5.1
Packing Group
II