Silicon Powder Cas 7440-21-3

Description

Silicon Powder Details
Chemical Name: Silicon Powder
CAS No.: 7440-21-3
Molecular Formula: H4Si
Molecular Weight: 32.12
Appearance: white powder
Silicon Powder Typical Properties

Melting point
1410???C(lit.)

Boiling point
2355???C(lit.)

Density
2.33?g/mL?at 25???C(lit.)

Water Solubility
INSOLUBLE

Storage
Flammables area

Appearance
powder

Colour
White

PH
13.5 (H2O, 20??C)

Silicon Powder Usage
?1. Silicon is mainly used as a compound to make polycrystalline silicon, monocrystalline silicon, silicon-aluminum alloys and silicon steel alloys;
2. It is used to make alloys, organic silicon compounds and silicon tetrachloride, etc., and is an extremely important semiconductor material;
3. It is used to make transistors, rectifiers and solar cells, and is also used to make high-grade Chemicalbook silicon cast iron, silicon steel, various organic silicon compounds, etc.;
4. It is a raw material for making semiconductor silicon devices and is used to make high-power rectifiers, high-power transistors, and diodes. , switching devices, etc.;
5. Used to manufacture semiconductor discrete devices, power devices, integrated circuits and epitaxial substrates, etc.
Silicon Powder Packaging and Shipping
Packing: 25KG/Drum
Silicon Powder Storage
Keep container tightly closed in a dry and well-ventilated place. Store in cool place.