| Product name: |
Trichlorosilane |
| CAS RN: |
10025-78-2 |
| SAFETY DATA SHEET: |
| 1、HAZARDS IDENTIFICATION |
| Classification of the substance or mixture |
PHYSICAL HAZARDS |
Flammable liquids Category 1
Substances and mixtures which, in contact with water, emit flammable gases Category 1
|
| HEALTH HAZARDS |
Acute toxicity (Oral) Category 4
Acute toxicity (Inhalation) Category 2
Skin corrosion/irritation Category 1B
Serious eye damage/eye irritation Category 1
Specific target organ toxicity
- Single exposure [Category 2]
Respiratory system
|
| ENVIRONMENTAL HAZARDS |
Not classified
|
| Label elements |
Pictograms or hazard symbols |
    |
| Signal word |
Danger |
| Hazard statements |
Extremely flammable liquid and vapour
In contact with water releases flammable gases which may
ignite spontaneously
Harmful if swallowed
Fatal if inhaled
Causes severe skin burns and eye damage
May cause damage to organs : Respiratory system
|
Precautionary statements
[Prevention] |
Keep away from heat, sparks, open flames and hot surfaces. -No smoking.
Do not allow contact with water.
Handle under inert gas. Protect from moisture.
Keep container tightly closed.
Ground and bond container and receiving equipment.
Use explosion-proof electrical, ventilating and lighting equipment. Use only
non-sparking tools. Take precautionary measures against static discharge.
Do not breathe mist, vapors or spray.
Use only outdoors or in a well-ventilated area.
Do not eat, drink or smoke when using this product.
Wash hands and face thoroughly after handling.
Wear respiratory protection.
Wear protective gloves, protective clothing, face protection.
|
| [Response] |
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a
POISON CENTER or doctor.
IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin
with water or shower. Immediately call a POISON CENTER or doctor. Wash
contaminated clothing before reuse.
IF INHALED: Remove person to fresh air and keep comfortable for breathing.
Immediately call a POISON CENTER or doctor.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact
lenses, if present and easy to do. Continue rinsing. Immediately call a POISON
CENTER or doctor.
If exposed or concerned: Call a POISON CENTER or doctor.
Brush off loose particles from skin. Immerse in cool water or wrap with wet
bandages.
In case of fire: Use dry chemical or dry sand to extinguish.
|
| [Storage] |
Store in a dry place. Store in a closed container.
Store in a well-ventilated place. Keep container tightly closed.
Store locked up. |
| [Disposal] |
Dispose of contents and container in accordance with local, regional, national
regulations. |
| 2、COMPOSITION/INFORMATION ON INGREDIENTS |
Substance/mixture: Substance
Components: Trichlorosilane
Percent: >98.0%(T)
CAS RN: 10025-78-2
Chemical Formula: HCl3Si
|
| 3、 PHYSICAL AND CHEMICAL PROPERTIES |
Physical state (20°C): Liquid
Form: Clear
Colour: Colorless - Slightly pale yellow
Odour: Pungent
pH: No data available
Melting point/freezing point: -127°C
Boiling point/range: 31°C
Flash point: No data available
Flammability or explosive
limits:
Lower: 1%
Upper: 90.5%
Vapour pressure: 65.3kPa/20°C
Vapour density: 4.7
Relative density: 1.34
Solubility(ies):
[Water] No data available
[Other solvents]
Soluble: Ether, Benzene, Chloroform, Carbon tetrachloride, Carbon disulfide, Heptane
Autoignition temperature: 182°C
Dynamic Viscosity: 0.3mPa･s (20°C)
|
| 4、STABILITY AND REACTIVITY |
Chemical stability: Stable under proper conditions.
Possibility of hazardous reactions: May spontaneously ignite or release flammable gases when in contact with water.
Decomposes in contact with water and liberates toxic gases.
Conditions to avoid: Spark, Open flame, Static discharge, Moisture
Incompatible materials: Oxidizing agents, Acids, Bases, Metals, Water, Alcohols, Amines
Hazardous decomposition products:Hydrogen chloride, Silicon oxides
|
The company mainly produces silane-based pharmaceutical raw materials and pharmaceutical intermediates 