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聚焦于高纯气体,稳定同位素,金属化合物和高纯化学品等化工新材料的供应和销售
Trichlorosilane -  ( SiHCl3, TCS )

Trichlorosilane - ( SiHCl3, TCS )

Trichlorosilane is a corrosive, colorless, flammable liquid with a suffocating odor. The vapors are irritating to the mucous membranes and form dense fumes when exposed to humid air. It hydrolyses rapidly in moist air, releasing hydrogen chloride. It is shipped in special stainelss steel cylinder containers, capable of delivering either vapor or liquid.

Specifications 
Purity ,% 99.95
Resistivity  ≥ 300 ohm-cm
Boron ≤ 0.1 ppba silicon 
Total Carbon ≤ 5 ppma
Iron ≤ 5 ppba
Other Chlorosilane  ≤ 500 ppm


Ship
DOT Shipping Name  Trichlorosilane
DOT Classification 4.3
DOT Label  Flammable Liquid , Corrosive 
UN Number  UN 1295
CAS No. 10025-78-2


Technical Information
Cylinder State @ 21.1°C  Liquid
Flammable Limits In Air  7-83%
Auto Ignition Temperature (°C ) 182
Molecular Weight (g/mol) 135.45
Specific gravity (air =1) 4.67
Critical Temperature ( °C ) 242.5
Critical Pressure ( psig )


Applications
· In organo silicon chemical reactions
· In semiconductor fabrication: epitaxial deposition of silicon.


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