- Silicon tetraiodide
Registry Numbers and Inventories.
61 24/25 34 42/43
53 26 36/37/39 45
Japan ENCS (MITI)
Melting point, °C
Boiling point, °C
Vapor pressure, mmHg
0.0043 (25 C0
4.198 g/cm3 (-79 C)
Solubility in water
Heat of vaporization
Hazards and Protection.
Keep tightly closed.
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing.
Wear positive pressure self-contained breathing apparatus (SCBA).
Cover with dry lime or soda ash, pick up, keep in a closed container, and hold for waste disposal. Ventilate area and wash spill site after material pickup is complete.
Stable at normal temperatures and pressures.
Magnesium, Zinc, Ammonia, Aluminum.
Nature of decomposition products not known.
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Emits toxic fumes under fire conditions.
Fire may produce irritating, corrosive and/or toxic gases.
May cause harm to the unborn child. Toxic in contact with skin and if swallowed. Causes burns. May cause sensitization by inhalation and skin contact. Target organ(s): Thyroid.
Toxic if swallowed.
May be harmful if inhaled.
May be harmful if absorbed through the skin.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.
Assure adequate flushing of the eyes by separating the eyelids with fingers.